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Collection: Bearings - Single Row Ball - Unflanged

Bearings -> Single Row Ball -> Unflanged

ID (d)	O.D. (D)	Width (B)	Inner Ring Width (Bn)	Flange Diameter (DF)	Flange Width (BF)	Indicative Image
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Stainless Steel AISI 440C Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SMR74A-2RS-ECO (Pack of 5) 10 units (50 pcs) Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $11.86 AUD Regular price Sale price $11.86 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 10 available can be backordered.
ID (d)	O.D. (D)	Width (B)	Inner Ring Width (Bn)	Indicative Image
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Stainless Steel AISI 440C Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SMR74A-2RS-ECO (Pack of 5) 10 units (50 pcs) Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $11.86 AUD Regular price Sale price $11.86 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties Quantity Required 10 units (50 pcs) Available Now. Backorder if more than 10.
SMR74A-2RS-ECO (Pack of 5) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing SMR74A-2RS-ECO (Pack of 5) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $11.86 AUD Regular price Sale price $11.86 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties 10 Available Now
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last.
Part Number: MR74A-2RB-ECO (Pack of 2) 4 units (8 pcs) Available Now \| Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $4.39 AUD Regular price ~~$5.27 AUD~~ Sale price $4.39 AUD Unit price per Priced, Stocked and Sold Per pack of 2 Excludes GST and overseas Taxes & Duties Quantity Required 4 units (8 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last.
Part Number: MR74A-2RB-ECO (Pack of 2) 4 units (8 pcs) Available Now \| Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $4.39 AUD Regular price ~~$5.27 AUD~~ Sale price $4.39 AUD Unit price per Priced, Stocked and Sold Per pack of 2 Excludes GST and overseas Taxes & Duties Quantity Required 4 units (8 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
MR74A-2RB-ECO (Pack of 2) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale MR74A-2RB-ECO (Pack of 2) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $4.39 AUD Regular price ~~$5.27 AUD~~ Sale price $4.39 AUD Unit price per Priced, Stocked and Sold Per pack of 2 Excludes GST and overseas Taxes & Duties 4 Available Now Sale
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.120} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded P6 precision stainless steel bearing
Part Number: SMR74A-ZZS-MC3-JP6 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $11.50 AUD Regular price ~~$13.80 AUD~~ Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.120} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded P6 precision stainless steel bearing
Part Number: SMR74A-ZZS-MC3-JP6 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $11.50 AUD Regular price ~~$13.80 AUD~~ Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SMR74A-ZZS-MC3-JP6 (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing Sale SMR74A-ZZS-MC3-JP6 (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $11.50 AUD Regular price ~~$13.80 AUD~~ Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
ID (d) 4.000 mm _{+ 0.076 / - 0.000} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.076} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.127 / - 0.000} (Equiv. 0.098 in.)
Material: Stainless Steel 316 (Similar to A4, 18-10) Precision Grade: Semi-Precision Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S316-MR74A-2PE (Each) 30 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $6.41 AUD Regular price ~~$7.69 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 30 available can be backordered.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
ID (d) 4.000 mm _{+ 0.076 / - 0.000} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.076} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.127 / - 0.000} (Equiv. 0.098 in.)
Material: Stainless Steel 316 (Similar to A4, 18-10) Precision Grade: Semi-Precision Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S316-MR74A-2PE (Each) 30 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $6.41 AUD Regular price ~~$7.69 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 30 Available Now. Backorder if more than 30.
S316-MR74A-2PE (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing Sale S316-MR74A-2PE (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing Regular price $6.41 AUD Regular price ~~$7.69 AUD~~ Sale price $6.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 30 Available Now Sale
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard stainless steel bearing
Part Number: SMR74A-ZZS-MC3 (Each) 17 Available Now \| More stock due: 240 around Tue, Aug 25, 2026 \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 17 available can be backordered.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard stainless steel bearing
Part Number: SMR74A-ZZS-MC3 (Each) 17 Available Now \| More stock due: 240 around Tue, Aug 25, 2026 \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 17 Available Now. Backorder if more than 17.
SMR74A-ZZS-MC3 (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing SMR74A-ZZS-MC3 (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 17 Available Now
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR74A-ZZ-ECO (Pack of 5) 8 units (40 pcs) Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $6.86 AUD Regular price Sale price $6.86 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 8 available can be backordered.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR74A-ZZ-ECO (Pack of 5) 8 units (40 pcs) Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $6.86 AUD Regular price Sale price $6.86 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties Quantity Required 8 units (40 pcs) Available Now. Backorder if more than 8.
MR74A-ZZ-ECO (Pack of 5) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing MR74A-ZZ-ECO (Pack of 5) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $6.86 AUD Regular price Sale price $6.86 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties 8 Available Now
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.005} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.005} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.040} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque Precision Grade: Abec 5 Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SMR74A-ZZS-MC34-P5P-R-L23 (Each) 1 Available Now \| Further orders can be expected around Wed, Sep 30, 2026 Regular price $53.05 AUD Regular price Sale price $53.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 1 available can be backordered.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.005} (Equiv. 0.157 in.)	O.D. (D) 7.000 mm _{+ 0.000 / - 0.005} (Equiv. 0.276 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.040} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque Precision Grade: Abec 5 Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SMR74A-ZZS-MC34-P5P-R-L23 (Each) 1 Available Now \| Further orders can be expected around Wed, Sep 30, 2026 Regular price $53.05 AUD Regular price Sale price $53.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 1 Available Now. Backorder if more than 1.
SMR74A-ZZS-MC34-P5P-R-L23 (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing SMR74A-ZZS-MC34-P5P-R-L23 (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing Regular price $53.05 AUD Regular price Sale price $53.05 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 1 Available Now
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Double black rubber sealed economy stainless ceramic-hybrid bearing
Part Number: SMR74A-CSN-2RY-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Tue, Sep 15, 2026 Regular price $18.95 AUD Regular price ~~$22.75 AUD~~ Sale price $18.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d) 4.000 mm	O.D. (D) 7.000 mm	Width (B) 2.500 mm
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Double black rubber sealed economy stainless ceramic-hybrid bearing
Part Number: SMR74A-CSN-2RY-ECO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Tue, Sep 15, 2026 Regular price $18.95 AUD Regular price ~~$22.75 AUD~~ Sale price $18.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SMR74A-CSN-2RY-ECO (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing Sale SMR74A-CSN-2RY-ECO (Each) --- Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing Regular price $18.95 AUD Regular price ~~$22.75 AUD~~ Sale price $18.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 2.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.079 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Open standard bearing with low-torque light oil lubricant
Part Number: SMR84-MC3-AF12 (Each) 66 Available Now \| Further orders can be expected around Mon, Sep 07, 2026 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 66 available can be backordered.
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 2.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.079 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Open standard bearing with low-torque light oil lubricant
Part Number: SMR84-MC3-AF12 (Each) 66 Available Now \| Further orders can be expected around Mon, Sep 07, 2026 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 66 Available Now. Backorder if more than 66.
SMR84-MC3-AF12 (Each) --- Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing SMR84-MC3-AF12 (Each) --- Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 66 Available Now
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.315 in.)	Width (B) 2.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.079 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Open P6 precision bearing with low-torque cage and light oil lubricant
Part Number: SMR84-MC3-JP6-AF12 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $11.50 AUD Regular price ~~$13.80 AUD~~ Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.315 in.)	Width (B) 2.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.079 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Open P6 precision bearing with low-torque cage and light oil lubricant
Part Number: SMR84-MC3-JP6-AF12 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $11.50 AUD Regular price ~~$13.80 AUD~~ Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SMR84-MC3-JP6-AF12 (Each) --- Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing Sale SMR84-MC3-JP6-AF12 (Each) --- Single Row Ball Bearings - 4x8x2 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $11.50 AUD Regular price ~~$13.80 AUD~~ Sale price $11.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.118 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard bearing
Part Number: MR84A-ZZ-MC3 (Each) 188 Available Now \| Further orders can be expected around Mon, Sep 07, 2026 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 188 available can be backordered.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.118 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard bearing
Part Number: MR84A-ZZ-MC3 (Each) 188 Available Now \| Further orders can be expected around Mon, Sep 07, 2026 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 188 Available Now. Backorder if more than 188.
MR84A-ZZ-MC3 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing MR84A-ZZ-MC3 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 188 Available Now
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing
ID (d) 4.000 mm	O.D. (D) 8.000 mm	Width (B) 3.000 mm
Material: Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded ceramic-hybrid bearing with light anti-rust lubricant
Part Number: MR84A-CSN-ZZS-ACO-ECO (Pack of 200) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 07, 2026 Regular price $840.68 AUD Regular price ~~$1,008.82 AUD~~ Sale price $840.68 AUD Unit price per Priced, Stocked and Sold Per pack of 200 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing
ID (d) 4.000 mm	O.D. (D) 8.000 mm	Width (B) 3.000 mm
Material: Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded ceramic-hybrid bearing with light anti-rust lubricant
Part Number: MR84A-CSN-ZZS-ACO-ECO (Pack of 200) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 07, 2026 Regular price $840.68 AUD Regular price ~~$1,008.82 AUD~~ Sale price $840.68 AUD Unit price per Priced, Stocked and Sold Per pack of 200 Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
MR84A-CSN-ZZS-ACO-ECO (Pack of 200) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing Sale MR84A-CSN-ZZS-ACO-ECO (Pack of 200) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing Regular price $840.68 AUD Regular price ~~$1,008.82 AUD~~ Sale price $840.68 AUD Unit price per Priced, Stocked and Sold Per pack of 200 Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.118 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Open P6 precision stainless steel bearing
Part Number: SMR84A-MC3-JP6-AF12 (Each) 109 Available Now \| Further orders can be expected around Fri, Oct 23, 2026 Regular price $6.95 AUD Regular price Sale price $6.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 109 available can be backordered.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.118 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Open P6 precision stainless steel bearing
Part Number: SMR84A-MC3-JP6-AF12 (Each) 109 Available Now \| Further orders can be expected around Fri, Oct 23, 2026 Regular price $6.95 AUD Regular price Sale price $6.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 109 Available Now. Backorder if more than 109.
SMR84A-MC3-JP6-AF12 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing SMR84A-MC3-JP6-AF12 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $6.95 AUD Regular price Sale price $6.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 109 Available Now
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.118 in.)
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR84A-ZZ-MC3-T9H (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Tue, Sep 01, 2026 Regular price $4.23 AUD Regular price Sale price $4.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.118 in.)
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR84A-ZZ-MC3-T9H (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Tue, Sep 01, 2026 Regular price $4.23 AUD Regular price Sale price $4.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
MR84A-ZZ-MC3-T9H (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing MR84A-ZZ-MC3-T9H (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing Regular price $4.23 AUD Regular price Sale price $4.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 8.000 mm	Width (B) 3.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded economy bearing
Part Number: MR84A-ZZS-ECO (Pack of 5) 32 units (160 pcs) Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $4.14 AUD Regular price Sale price $4.14 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 32 available can be backordered.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 8.000 mm	Width (B) 3.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded economy bearing
Part Number: MR84A-ZZS-ECO (Pack of 5) 32 units (160 pcs) Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $4.14 AUD Regular price Sale price $4.14 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties Quantity Required 32 units (160 pcs) Available Now. Backorder if more than 32.
MR84A-ZZS-ECO (Pack of 5) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing MR84A-ZZS-ECO (Pack of 5) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $4.14 AUD Regular price Sale price $4.14 AUD Unit price per Priced, Stocked and Sold Per pack of 5 Excludes GST and overseas Taxes & Duties 32 Available Now
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.118 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard stainless steel bearing
Part Number: SMR84A-ZZ-MC3 (Each) 163 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $6.86 AUD Regular price Sale price $6.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 163 available can be backordered.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.118 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard stainless steel bearing
Part Number: SMR84A-ZZ-MC3 (Each) 163 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $6.86 AUD Regular price Sale price $6.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 163 Available Now. Backorder if more than 163.
SMR84A-ZZ-MC3 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing SMR84A-ZZ-MC3 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $6.86 AUD Regular price Sale price $6.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 163 Available Now
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.118 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded P6 precision stainless steel bearing
Part Number: SMR84A-ZZ-MC3-JP6 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $22.68 AUD Regular price Sale price $22.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 8.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.315 in.)	Width (B) 3.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.118 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded P6 precision stainless steel bearing
Part Number: SMR84A-ZZ-MC3-JP6 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $22.68 AUD Regular price Sale price $22.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SMR84A-ZZ-MC3-JP6 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing SMR84A-ZZ-MC3-JP6 (Each) --- Single Row Ball Bearings - 4x8x3 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $22.68 AUD Regular price Sale price $22.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 4x8x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 8.000 mm	Width (B) 5.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. Non ISO Width
Part Number: MR84D-ZZS-ECO (Each) 16 Available Now \| Item Discontinued - Up to 16 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 16 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x8x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 8.000 mm	Width (B) 5.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. Non ISO Width
Part Number: MR84D-ZZS-ECO (Each) 16 Available Now \| Item Discontinued - Up to 16 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 16 Available Now. These are priced to quit. Please contact us for a quote if you require more.
MR84D-ZZS-ECO (Each) --- Single Row Ball Bearings - 4x8x5 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale MR84D-ZZS-ECO (Each) --- Single Row Ball Bearings - 4x8x5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 16 Available Now Sale
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 684-MC3-AF12 (Each) 222 Available Now \| Further orders can be expected around Mon, Sep 07, 2026 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 222 available can be backordered.
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 684-MC3-AF12 (Each) 222 Available Now \| Further orders can be expected around Mon, Sep 07, 2026 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 222 Available Now. Backorder if more than 222.
684-MC3-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 684-MC3-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 222 Available Now
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 9.000 mm	Width (B) 2.500 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 684-ZZS-ECO (Each) 19 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $1.95 AUD Regular price Sale price $1.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 19 available can be backordered.
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 9.000 mm	Width (B) 2.500 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 684-ZZS-ECO (Each) 19 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $1.95 AUD Regular price Sale price $1.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 19 Available Now. Backorder if more than 19.
684-ZZS-ECO (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 684-ZZS-ECO (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $1.95 AUD Regular price Sale price $1.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 19 Available Now
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.120} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Open P6 precision bearing with low-torque cage and light oil lubricant
Part Number: S684-MC3-JP6-AF12 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $22.68 AUD Regular price Sale price $22.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.120} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: P6 Category: Bearings - Single Row Ball - Unflanged - Precision Open P6 precision bearing with low-torque cage and light oil lubricant
Part Number: S684-MC3-JP6-AF12 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 14, 2026 Regular price $22.68 AUD Regular price Sale price $22.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
S684-MC3-JP6-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing S684-MC3-JP6-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $22.68 AUD Regular price Sale price $22.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S684-MC3-AF12 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 07, 2026 Regular price $5.77 AUD Regular price Sale price $5.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S684-MC3-AF12 (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Mon, Sep 07, 2026 Regular price $5.77 AUD Regular price Sale price $5.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
S684-MC3-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing S684-MC3-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $5.77 AUD Regular price Sale price $5.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S684-MC3-R-AF12 (Each) Out of Stock \| Backorder Now \| More stock due: 421 around Wed, Aug 19, 2026 \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d) 4.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.157 in.)	O.D. (D) 9.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.354 in.)	Width (B) 2.500 mm _{+ 0.000 / - 0.125} (Equiv. 0.098 in.)
Material: Stainless Steel AISI 440C Precision Grade: Abec 1 Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S684-MC3-R-AF12 (Each) Out of Stock \| Backorder Now \| More stock due: 421 around Wed, Aug 19, 2026 \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
S684-MC3-R-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing S684-MC3-R-AF12 (Each) --- Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 4x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 9.000 mm	Width (B) 3.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 684D-ZZS-ECO (Each) 88 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 88 available can be backordered.
Single Row Ball Bearings - 4x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 4.000 mm	O.D. (D) 9.000 mm	Width (B) 3.000 mm
Material: Chrome Steel SAE 52100 Precision Grade: Economy Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 684D-ZZS-ECO (Each) 88 Available Now \| Further orders can be expected around Tue, Sep 01, 2026 Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 88 Available Now. Backorder if more than 88.
684D-ZZS-ECO (Each) --- Single Row Ball Bearings - 4x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing 684D-ZZS-ECO (Each) --- Single Row Ball Bearings - 4x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 88 Available Now

Small Parts & Bearings Pty Ltd
3A / 8 Boyland Avenue
Coopers Plains, Queensland, Australia.
(ABN: 79 121 865 414)