Collection: Balls - Metallic - Stainless Steel - 400 Grade

Balls -> Metallic -> Stainless Steel -> 400 Grade
Diameter (D) Material Precision Hardness Properties Colour Indicative
Image
Metallic Balls - 5.556 mm 440C Stainless - ISO 3290 Grade 10 Ball
Diameter (D)
5.556
mm
+/- 0.00254
(Equiv. 0.219 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 10
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 5.556 mm 440C Stainless - ISO 3290 Grade 10 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00025   
Part Number: BL-00556-S440-G40 (Pack of 100)
92 units (9200 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $11.50 AUD
Regular price Sale price $11.50 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 92 available can be backordered.
Diameter (D) Material Precision Hardness Indicative
Image
Metallic Balls - 5.556 mm 440C Stainless - ISO 3290 Grade 10 Ball
Diameter (D)
5.556
mm
+/- 0.00254
(Equiv. 0.219 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 10
Hardness
55-60 Rockwell C
Metallic Balls - 5.556 mm 440C Stainless - ISO 3290 Grade 10 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00025   
Part Number: BL-00556-S440-G40 (Pack of 100)
92 units (9200 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $11.50 AUD
Regular price Sale price $11.50 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

92 units (9200 pcs) Available Now. Backorder if more than 92.
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
6.000
mm
+/- 0.00254
(Equiv. 0.236 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-00600-S440-G16 (Pack of 50)
35 units (1750 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $7.23 AUD
Regular price Sale price $7.23 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 35 available can be backordered.
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
6.000
mm
+/- 0.00254
(Equiv. 0.236 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-00600-S440-G16 (Pack of 50)
35 units (1750 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $7.23 AUD
Regular price Sale price $7.23 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

35 units (1750 pcs) Available Now. Backorder if more than 35.
Metallic Balls - 6.35 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
6.350
mm
+/- 0.00254
(Equiv. 0.25 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 6.35 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00635-S440-G28 (Pack of 100)
26 units (2600 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $23.41 AUD
Regular price Sale price $23.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 26 available can be backordered.
Metallic Balls - 6.35 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
6.350
mm
+/- 0.00254
(Equiv. 0.25 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Metallic Balls - 6.35 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00635-S440-G28 (Pack of 100)
26 units (2600 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $23.41 AUD
Regular price Sale price $23.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

26 units (2600 pcs) Available Now. Backorder if more than 26.
Metallic Balls - 7.144 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
7.144
mm
+/- 0.00254
(Equiv. 0.281 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 7.144 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00714-S440-G28 (Pack of 10)
820 units (8200 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $1.59 AUD
Regular price $4.44 AUD Sale price $1.59 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 820 available can be backordered.
Metallic Balls - 7.144 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
7.144
mm
+/- 0.00254
(Equiv. 0.281 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Metallic Balls - 7.144 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00714-S440-G28 (Pack of 10)
820 units (8200 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $1.59 AUD
Regular price $4.44 AUD Sale price $1.59 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

820 units (8200 pcs) Available Now. Backorder if more than 820.
Metallic Balls - 7.938 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
7.938
mm
+/- 0.00254
(Equiv. 0.313 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 7.938 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00794-S440-G28 (Pack of 20)
341 units (6820 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $11.14 AUD
Regular price Sale price $11.14 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 341 available can be backordered.
Metallic Balls - 7.938 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
7.938
mm
+/- 0.00254
(Equiv. 0.313 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Metallic Balls - 7.938 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00794-S440-G28 (Pack of 20)
341 units (6820 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $11.14 AUD
Regular price Sale price $11.14 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

341 units (6820 pcs) Available Now. Backorder if more than 341.
Metallic Balls - 10 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 10 mm 420 Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-S420-G40 (Pack of 5)
70 units (350 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $6.95 AUD
Regular price Sale price $6.95 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 70 available can be backordered.
Metallic Balls - 10 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Metallic Balls - 10 mm 420 Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-S420-G40 (Pack of 5)
70 units (350 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $6.95 AUD
Regular price Sale price $6.95 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

70 units (350 pcs) Available Now. Backorder if more than 70.
Metallic Balls - 11.113 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
11.113
mm
+/- 0.00254
(Equiv. 0.438 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 11.113 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-01111-S440-G16 (Pack of 10)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Aug 31, 2026
Regular price $16.32 AUD
Regular price Sale price $16.32 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 11.113 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
11.113
mm
+/- 0.00254
(Equiv. 0.438 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Metallic Balls - 11.113 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-01111-S440-G16 (Pack of 10)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Aug 31, 2026
Regular price $16.32 AUD
Regular price Sale price $16.32 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 12.7 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
12.700
mm
+/- 0.007620
(Equiv. 0.5 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 60
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 12.7 mm 440C Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01270-S440-G60 (Pack of 10)
51 units (510 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $19.86 AUD
Regular price Sale price $19.86 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 51 available can be backordered.
Metallic Balls - 12.7 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
12.700
mm
+/- 0.007620
(Equiv. 0.5 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 60
Hardness
55-60 Rockwell C
Metallic Balls - 12.7 mm 440C Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01270-S440-G60 (Pack of 10)
51 units (510 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $19.86 AUD
Regular price Sale price $19.86 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

51 units (510 pcs) Available Now. Backorder if more than 51.
Metallic Balls - 14.288 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
14.288
mm
+/- 0.00254
(Equiv. 0.563 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 14.288 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-01429-S440-G16 (Pack of 5)
37 units (185 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $2.41 AUD
Regular price $6.67 AUD Sale price $2.41 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 37 available can be backordered.
Metallic Balls - 14.288 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
14.288
mm
+/- 0.00254
(Equiv. 0.563 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Metallic Balls - 14.288 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-01429-S440-G16 (Pack of 5)
37 units (185 pcs) Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $2.41 AUD
Regular price $6.67 AUD Sale price $2.41 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

37 units (185 pcs) Available Now. Backorder if more than 37.
Metallic Balls - 15 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
15.000
mm
+/- 0.005080
(Equiv. 0.591 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 15 mm 420 Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01500-S420-G40 (Each)
95 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $3.68 AUD
Regular price Sale price $3.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 95 available can be backordered.
Metallic Balls - 15 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
15.000
mm
+/- 0.005080
(Equiv. 0.591 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Metallic Balls - 15 mm 420 Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01500-S420-G40 (Each)
95 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $3.68 AUD
Regular price Sale price $3.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

95 Available Now. Backorder if more than 95.
Metallic Balls - 15.875 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
15.875
mm
+/- 0.007620
(Equiv. 0.625 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 60
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 15.875 mm 440C Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01588-S440-G60 (Each)
4 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $1.95 AUD
Regular price $5.06 AUD Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Metallic Balls - 15.875 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
15.875
mm
+/- 0.007620
(Equiv. 0.625 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 60
Hardness
55-60 Rockwell C
Metallic Balls - 15.875 mm 440C Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01588-S440-G60 (Each)
4 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $1.95 AUD
Regular price $5.06 AUD Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. Backorder if more than 4.
Metallic Balls - 19.05 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
19.050
mm
+/- 0.007620
(Equiv. 0.75 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 60
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 19.05 mm 440C Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01905-S440-G60 (Each)
36 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $6.77 AUD
Regular price Sale price $6.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 36 available can be backordered.
Metallic Balls - 19.05 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
19.050
mm
+/- 0.007620
(Equiv. 0.75 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 60
Hardness
55-60 Rockwell C
Metallic Balls - 19.05 mm 440C Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01905-S440-G60 (Each)
36 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $6.77 AUD
Regular price Sale price $6.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

36 Available Now. Backorder if more than 36.
Metallic Balls - 20.638 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
20.638
mm
+/- 0.00254
(Equiv. 0.813 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 20.638 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-02064-S440-G28 (Each)
75 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 75 available can be backordered.
Metallic Balls - 20.638 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
20.638
mm
+/- 0.00254
(Equiv. 0.813 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Metallic Balls - 20.638 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-02064-S440-G28 (Each)
75 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $8.05 AUD
Regular price Sale price $8.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

75 Available Now. Backorder if more than 75.
Metallic Balls - 25 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
25.000
mm
+/- 0.005080
(Equiv. 0.984 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 25 mm 420 Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-02500-S420-G40 (Each)
18 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $17.32 AUD
Regular price Sale price $17.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 18 available can be backordered.
Metallic Balls - 25 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
25.000
mm
+/- 0.005080
(Equiv. 0.984 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Metallic Balls - 25 mm 420 Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-02500-S420-G40 (Each)
18 Available Now | Further orders can be expected around Mon, Aug 31, 2026
Regular price $17.32 AUD
Regular price Sale price $17.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

18 Available Now. Backorder if more than 18.