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 - 12x37x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
O.D. (D)
37.000
mm
Width (B)
12.000
mm
Single Row Ball Bearings - 12x37x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 6301-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $7.23 AUD
Regular price Sale price $7.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Indicative
Image
Single Row Ball Bearings - 12x37x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
O.D. (D)
37.000
mm
Width (B)
12.000
mm
Single Row Ball Bearings - 12x37x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 6301-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $7.23 AUD
Regular price Sale price $7.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12x37x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
O.D. (D)
37.000
mm
Width (B)
12.000
mm
Single Row Ball Bearings - 12x37x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 6301-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $7.95 AUD
Regular price Sale price $7.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12x37x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
O.D. (D)
37.000
mm
Width (B)
12.000
mm
Single Row Ball Bearings - 12x37x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 6301-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jul 12, 2026
Regular price $7.95 AUD
Regular price Sale price $7.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12x37x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
O.D. (D)
37.000
mm
+ 0.000 / - 0.011
(Equiv. 1.457 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 12x37x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double rubber sealed standard bearing
Part Number: 6301-2RS (Each)
2 Available Now | Further orders can be expected around Tue, Jun 16, 2026
Regular price $11.95 AUD
Regular price Sale price $11.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Single Row Ball Bearings - 12x37x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
O.D. (D)
37.000
mm
+ 0.000 / - 0.011
(Equiv. 1.457 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 12x37x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double rubber sealed standard bearing
Part Number: 6301-2RS (Each)
2 Available Now | Further orders can be expected around Tue, Jun 16, 2026
Regular price $11.95 AUD
Regular price Sale price $11.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Single Row Ball Bearings - 12x42x13 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
O.D. (D)
42.000
mm
+ 0.000 / - 0.011
(Equiv. 1.654 in.)
Width (B)
13.000
mm
+ 0.000 / - 0.125
(Equiv. 0.512 in.)
Single Row Ball Bearings - 12x42x13 mm Unflanged - Chrome Steel SAE 52100 Bearing
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR4212A-2RS (Each)
40 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $8.50 AUD
Regular price Sale price $8.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 40 available can be backordered.
Single Row Ball Bearings - 12x42x13 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
O.D. (D)
42.000
mm
+ 0.000 / - 0.011
(Equiv. 1.654 in.)
Width (B)
13.000
mm
+ 0.000 / - 0.125
(Equiv. 0.512 in.)
Single Row Ball Bearings - 12x42x13 mm Unflanged - Chrome Steel SAE 52100 Bearing
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR4212A-2RS (Each)
40 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $8.50 AUD
Regular price Sale price $8.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

40 Available Now. Backorder if more than 40.
Single Row Ball Bearings - 12x42x10 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
O.D. (D)
42.000
mm
+ 0.000 / - 0.011
(Equiv. 1.654 in.)
Width (B)
10.000
mm
+ 0.000 / - 0.125
(Equiv. 0.394 in.)
Single Row Ball Bearings - 12x42x10 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR4212-2RS (Each)
10 Available Now | Further orders can be expected around Tue, Jun 16, 2026
Regular price $60.05 AUD
Regular price Sale price $60.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 10 available can be backordered.
Single Row Ball Bearings - 12x42x10 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
O.D. (D)
42.000
mm
+ 0.000 / - 0.011
(Equiv. 1.654 in.)
Width (B)
10.000
mm
+ 0.000 / - 0.125
(Equiv. 0.394 in.)
Single Row Ball Bearings - 12x42x10 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR4212-2RS (Each)
10 Available Now | Further orders can be expected around Tue, Jun 16, 2026
Regular price $60.05 AUD
Regular price Sale price $60.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy stainless steel bearing
Part Number: SR11216-ZZ-ECO (Each)
26 Available Now | More stock due: 100 around Mon, Jun 15, 2026 | Further orders can be expected around Fri, Jul 03, 2026
Regular price $10.41 AUD
Regular price Sale price $10.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 26 available can be backordered.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy stainless steel bearing
Part Number: SR11216-ZZ-ECO (Each)
26 Available Now | More stock due: 100 around Mon, Jun 15, 2026 | Further orders can be expected around Fri, Jul 03, 2026
Regular price $10.41 AUD
Regular price Sale price $10.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

26 Available Now. Backorder if more than 26.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double black rubber sealed economy bearing
Part Number: R11216-2RS-ECO (Each)
28 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $1.23 AUD
Regular price $1.47 AUD Sale price $1.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 28 available can be backordered.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double black rubber sealed economy bearing
Part Number: R11216-2RS-ECO (Each)
28 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $1.23 AUD
Regular price $1.47 AUD Sale price $1.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

28 Available Now. Backorder if more than 28.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Ceramic balls.
Part Number: SR11216-CSN-2RS-ECO (Each)
2 Available Now | Further orders can be expected around Fri, Jul 17, 2026
Regular price $22.32 AUD
Regular price $40.89 AUD Sale price $22.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Ceramic balls.
Part Number: SR11216-CSN-2RS-ECO (Each)
2 Available Now | Further orders can be expected around Fri, Jul 17, 2026
Regular price $22.32 AUD
Regular price $40.89 AUD Sale price $22.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy stainless ceramic-hybrid bearing
Part Number: SR11216-CSN-ZZS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $16.23 AUD
Regular price $28.07 AUD Sale price $16.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x19.05x3.969 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
3.969
mm
Single Row Ball Bearings - 12.7x19.05x3.969 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy stainless ceramic-hybrid bearing
Part Number: SR11216-CSN-ZZS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $16.23 AUD
Regular price $28.07 AUD Sale price $16.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x19.05x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.005
(Equiv. 0.5 in.)
O.D. (D)
19.050
mm
+ 0.000 / - 0.005
(Equiv. 0.75 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.080
(Equiv. 0.196 in.)
Single Row Ball Bearings - 12.7x19.05x4.978 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR11216A-ZZS-P5P-MC34-R-G48 (Each)
22 Available Now | Further orders can be expected around Sat, Aug 01, 2026
Regular price $118.50 AUD
Regular price Sale price $118.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 22 available can be backordered.
Single Row Ball Bearings - 12.7x19.05x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.005
(Equiv. 0.5 in.)
O.D. (D)
19.050
mm
+ 0.000 / - 0.005
(Equiv. 0.75 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.080
(Equiv. 0.196 in.)
Single Row Ball Bearings - 12.7x19.05x4.978 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: SR11216A-ZZS-P5P-MC34-R-G48 (Each)
22 Available Now | Further orders can be expected around Sat, Aug 01, 2026
Regular price $118.50 AUD
Regular price Sale price $118.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

22 Available Now. Backorder if more than 22.
Single Row Ball Bearings - 12.7x19.05x6.35 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
6.350
mm
Single Row Ball Bearings - 12.7x19.05x6.35 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R11216D-ZZS-ECO (Each)
34 Available Now | Further orders can be expected around Fri, Jul 17, 2026
Regular price $25.32 AUD
Regular price $46.36 AUD Sale price $25.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 34 available can be backordered.
Single Row Ball Bearings - 12.7x19.05x6.35 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
19.050
mm
Width (B)
6.350
mm
Single Row Ball Bearings - 12.7x19.05x6.35 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R11216D-ZZS-ECO (Each)
34 Available Now | Further orders can be expected around Fri, Jul 17, 2026
Regular price $25.32 AUD
Regular price $46.36 AUD Sale price $25.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

34 Available Now. Backorder if more than 34.
Single Row Ball Bearings - 12.7x22.225x7.144 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
22.225
mm
Width (B)
7.144
mm
Single Row Ball Bearings - 12.7x22.225x7.144 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR11416A-ZZ-ECO (Each)
267 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 267 available can be backordered.
Single Row Ball Bearings - 12.7x22.225x7.144 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
22.225
mm
Width (B)
7.144
mm
Single Row Ball Bearings - 12.7x22.225x7.144 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR11416A-ZZ-ECO (Each)
267 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

267 Available Now. Backorder if more than 267.
Single Row Ball Bearings - 12.7x22.225x5.537 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
22.225
mm
Width (B)
5.537
mm
Single Row Ball Bearings - 12.7x22.225x5.537 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last. Open economy stainless steel bearing
Part Number: SR11416B-ECO (Each)
379 Available Now | Item Discontinued - Up to 379 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
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

379 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x22.225x5.537 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
O.D. (D)
22.225
mm
Width (B)
5.537
mm
Single Row Ball Bearings - 12.7x22.225x5.537 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last. Open economy stainless steel bearing
Part Number: SR11416B-ECO (Each)
379 Available Now | Item Discontinued - Up to 379 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
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

379 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28x8 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.000
mm
+ 0.000 / - 0.010
(Equiv. 1.102 in.)
Width (B)
8.000
mm
+ 0.000 / - 0.125
(Equiv. 0.315 in.)
Single Row Ball Bearings - 12.7x28x8 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 6001-16-2RS-ECO (Each)
5 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Single Row Ball Bearings - 12.7x28x8 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.000
mm
+ 0.000 / - 0.010
(Equiv. 1.102 in.)
Width (B)
8.000
mm
+ 0.000 / - 0.125
(Equiv. 0.315 in.)
Single Row Ball Bearings - 12.7x28x8 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 6001-16-2RS-ECO (Each)
5 Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. Backorder if more than 5.
Single Row Ball Bearings - 12.7x28x8 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.000
mm
Width (B)
8.000
mm
Single Row Ball Bearings - 12.7x28x8 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Non ISO Bore
Part Number: 6001-16-ZZ-ECO (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 03, 2026
Regular price $246.86 AUD
Regular price Sale price $246.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28x8 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.000
mm
Width (B)
8.000
mm
Single Row Ball Bearings - 12.7x28x8 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Non ISO Bore
Part Number: 6001-16-ZZ-ECO (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 03, 2026
Regular price $246.86 AUD
Regular price Sale price $246.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
6.350
mm
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Open economy ceramic-hybrid bearing with a high speed polyamide retainer
Part Number: R8-CSN-T9H-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $71.77 AUD
Regular price $86.13 AUD Sale price $71.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
6.350
mm
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Open economy ceramic-hybrid bearing with a high speed polyamide retainer
Part Number: R8-CSN-T9H-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $71.77 AUD
Regular price $86.13 AUD Sale price $71.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.005
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.0075
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 3   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last. Open bearing with Abec 3 precision and light oil lubrication
Part Number: SR8-MC34-U3-AF12 (Each)
5 Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $22.00 AUD
Regular price $41.80 AUD Sale price $22.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.005
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.0075
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 3   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last. Open bearing with Abec 3 precision and light oil lubrication
Part Number: SR8-MC34-U3-AF12 (Each)
5 Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $22.00 AUD
Regular price $41.80 AUD Sale price $22.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last.
Part Number: R8-C3-T9H (Each)
124 Available Now | Item Discontinued - Up to 124 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $16.00 AUD
Regular price $19.20 AUD Sale price $16.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

124 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100 - High Speed Polyamide Cage
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last.
Part Number: R8-C3-T9H (Each)
124 Available Now | Item Discontinued - Up to 124 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $16.00 AUD
Regular price $19.20 AUD Sale price $16.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

124 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last.
Part Number: R8-AF12 (PK-2)
2 units (4 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $9.18 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (4 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x6.35 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
6.350
mm
+ 0.000 / - 0.125
(Equiv. 0.25 in.)
Single Row Ball Bearings - 12.7x28.575x6.35 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Deleted Item. Available while stocks last.
Part Number: R8-AF12 (PK-2)
2 units (4 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $9.18 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (4 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy bearing
Part Number: R8A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 03, 2026
Regular price $3.14 AUD
Regular price $3.76 AUD Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
7.938
mm
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy bearing
Part Number: R8A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 03, 2026
Regular price $3.14 AUD
Regular price $3.76 AUD Sale price $3.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR8A-2RS (Each)
60 Available Now | Further orders can be expected around Thu, Jul 09, 2026
Regular price $13.59 AUD
Regular price Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 60 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: SR8A-2RS (Each)
60 Available Now | Further orders can be expected around Thu, Jul 09, 2026
Regular price $13.59 AUD
Regular price Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

60 Available Now. Backorder if more than 60.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded standard stainless steel bearing
Part Number: SR8A-ZZ (Each)
6 Available Now | Further orders can be expected around Thu, Jul 09, 2026
Regular price $11.86 AUD
Regular price Sale price $11.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded standard stainless steel bearing
Part Number: SR8A-ZZ (Each)
6 Available Now | Further orders can be expected around Thu, Jul 09, 2026
Regular price $11.86 AUD
Regular price Sale price $11.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

6 Available Now. Backorder if more than 6.
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
9.525
mm
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Non ISO Width
Part Number: R8H-2RS-ECO (PK-2)
59 units (118 pcs) Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 59 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x9.525 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
O.D. (D)
28.575
mm
Width (B)
9.525
mm
Single Row Ball Bearings - 12.7x28.575x9.525 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Non ISO Width
Part Number: R8H-2RS-ECO (PK-2)
59 units (118 pcs) Available Now | Further orders can be expected around Fri, Jul 03, 2026
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

59 units (118 pcs) Available Now. Backorder if more than 59.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R8A-2RS (Each)
1 Available Now | More stock due: 100 around Mon, Jul 06, 2026 | Further orders can be expected around Thu, Jul 09, 2026
Regular price $5.05 AUD
Regular price Sale price $5.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Single Row Ball Bearings - 12.7x28.575x7.938 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
O.D. (D)
28.575
mm
+ 0.000 / - 0.010
(Equiv. 1.125 in.)
Width (B)
7.938
mm
+ 0.000 / - 0.125
(Equiv. 0.313 in.)
Single Row Ball Bearings - 12.7x28.575x7.938 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: R8A-2RS (Each)
1 Available Now | More stock due: 100 around Mon, Jul 06, 2026 | Further orders can be expected around Thu, Jul 09, 2026
Regular price $5.05 AUD
Regular price Sale price $5.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.