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 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
5.000
mm
+/- 0.00254
(Equiv. 0.197 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 - 5 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-00500-S440-G16 (PK-100)
44 units (4400 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $9.86 AUD
Regular price Sale price $9.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 44 available can be backordered.
Diameter (D) Material Precision Hardness Indicative
Image
Metallic Balls - 5 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
5.000
mm
+/- 0.00254
(Equiv. 0.197 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Metallic Balls - 5 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-00500-S440-G16 (PK-100)
44 units (4400 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $9.86 AUD
Regular price Sale price $9.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

44 units (4400 pcs) Available Now. Backorder if more than 44.
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 (PK-100)
92 units (9200 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $10.95 AUD
Regular price Sale price $10.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 92 available can be backordered.
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 (PK-100)
92 units (9200 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $10.95 AUD
Regular price Sale price $10.95 AUD
Priced, Stocked and Sold Per 100 Units
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 (PK-50)
35 units (1750 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Priced, Stocked and Sold Per 50 Units
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 (PK-50)
35 units (1750 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

35 units (1750 pcs) Available Now. Backorder if more than 35.
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
6.000
mm
+/- 0.01270
(Equiv. 0.236 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 200
Hardness
55-60 Rockwell C
Properties
Commonly used in grinding applications. Corrosion Resistant.
Colour
Silver
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-00600-S440-G200 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $3.23 AUD
Regular price $7.25 AUD Sale price $3.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
6.000
mm
+/- 0.01270
(Equiv. 0.236 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 200
Hardness
55-60 Rockwell C
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in grinding applications. Corrosion Resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-00600-S440-G200 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $3.23 AUD
Regular price $7.25 AUD Sale price $3.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
6.000
mm
+/- 0.005080
(Equiv. 0.236 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00600-S440-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $101.68 AUD
Regular price $239.07 AUD Sale price $101.68 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
6.000
mm
+/- 0.005080
(Equiv. 0.236 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Metallic Balls - 6 mm 440C Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00600-S440-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $101.68 AUD
Regular price $239.07 AUD Sale price $101.68 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6.35 mm 420 Stainless - ISO 3290 Grade 100 Ball
Diameter (D)
6.350
mm
+/- 0.01270
(Equiv. 0.25 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 100
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Metallic Balls - 6.35 mm 420 Stainless - ISO 3290 Grade 100 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00250   
Part Number: BL-00635-S420-G100 (PK-10000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $716.77 AUD
Regular price $1,686.20 AUD Sale price $716.77 AUD
Priced, Stocked and Sold Per 10000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 6.35 mm 420 Stainless - ISO 3290 Grade 100 Ball
Diameter (D)
6.350
mm
+/- 0.01270
(Equiv. 0.25 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 100
Hardness
55-60 Rockwell C
Metallic Balls - 6.35 mm 420 Stainless - ISO 3290 Grade 100 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Specific Gravity: 7.833    Ovality: +/-0.00250   
Part Number: BL-00635-S420-G100 (PK-10000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $716.77 AUD
Regular price $1,686.20 AUD Sale price $716.77 AUD
Priced, Stocked and Sold Per 10000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
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 (PK-100)
26 units (2600 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $22.32 AUD
Regular price Sale price $22.32 AUD
Priced, Stocked and Sold Per 100 Units
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 (PK-100)
26 units (2600 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $22.32 AUD
Regular price Sale price $22.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

26 units (2600 pcs) Available Now. Backorder if more than 26.
Metallic Balls - 7 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
7.000
mm
+/- 0.00254
(Equiv. 0.276 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 - 7 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-00700-S440-G16 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $6.86 AUD
Regular price $15.82 AUD Sale price $6.86 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 7 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
7.000
mm
+/- 0.00254
(Equiv. 0.276 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Metallic Balls - 7 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-00700-S440-G16 (PK-5)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $6.86 AUD
Regular price $15.82 AUD Sale price $6.86 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
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 (PK-10)
840 units (8400 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $1.59 AUD
Regular price $4.40 AUD Sale price $1.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 840 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 (PK-10)
840 units (8400 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $1.59 AUD
Regular price $4.40 AUD Sale price $1.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

840 units (8400 pcs) Available Now. Backorder if more than 840.
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 (PK-20)
341 units (6820 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $10.77 AUD
Regular price Sale price $10.77 AUD
Priced, Stocked and Sold Per 20 Units
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 (PK-20)
341 units (6820 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $10.77 AUD
Regular price Sale price $10.77 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

341 units (6820 pcs) Available Now. Backorder if more than 341.
Metallic Balls - 9 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
9.000
mm
+/- 0.00254
(Equiv. 0.354 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 - 9 mm 440C Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00900-S440-G28 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $179.77 AUD
Regular price $422.77 AUD Sale price $179.77 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9 mm 440C Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
9.000
mm
+/- 0.00254
(Equiv. 0.354 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Metallic Balls - 9 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-00900-S440-G28 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $179.77 AUD
Regular price $422.77 AUD Sale price $179.77 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9.525 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
9.525
mm
+/- 0.005080
(Equiv. 0.375 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 - 9.525 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-00953-S420-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $144.50 AUD
Regular price $339.80 AUD Sale price $144.50 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9.525 mm 420 Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
9.525
mm
+/- 0.005080
(Equiv. 0.375 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Metallic Balls - 9.525 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-00953-S420-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $144.50 AUD
Regular price $339.80 AUD Sale price $144.50 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 20 Ball
Diameter (D)
9.525
mm
+/- 0.00254
(Equiv. 0.375 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 20
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 20 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00953-S440-G20 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $154.14 AUD
Regular price $362.42 AUD Sale price $154.14 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 20 Ball
Diameter (D)
9.525
mm
+/- 0.00254
(Equiv. 0.375 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 20
Hardness
55-60 Rockwell C
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 20 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00953-S440-G20 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $154.14 AUD
Regular price $362.42 AUD Sale price $154.14 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
9.525
mm
+/- 0.005080
(Equiv. 0.375 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00953-S440-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $154.14 AUD
Regular price $362.42 AUD Sale price $154.14 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
9.525
mm
+/- 0.005080
(Equiv. 0.375 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Metallic Balls - 9.525 mm 440C Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00953-S440-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $154.14 AUD
Regular price $362.42 AUD Sale price $154.14 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
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 (PK-5)
71 units (355 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $6.77 AUD
Regular price Sale price $6.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 71 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 (PK-5)
71 units (355 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $6.77 AUD
Regular price Sale price $6.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

71 units (355 pcs) Available Now. Backorder if more than 71.
Metallic Balls - 10 mm 440C Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 10 mm 440C Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-S440-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $205.50 AUD
Regular price $483.24 AUD Sale price $205.50 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 10 mm 440C Stainless - ISO 3290 Grade 40 Ball
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 40
Hardness
55-60 Rockwell C
Metallic Balls - 10 mm 440C Stainless - ISO 3290 Grade 40 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-S440-G40 (PK-1000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $205.50 AUD
Regular price $483.24 AUD Sale price $205.50 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 11 mm 420 Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
11.000
mm
+/- 0.00254
(Equiv. 0.433 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 11 mm 420 Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01100-S420-G28 (PK-500)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $341.86 AUD
Regular price $804.00 AUD Sale price $341.86 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 11 mm 420 Stainless - ISO 3290 Grade 28 Ball
Diameter (D)
11.000
mm
+/- 0.00254
(Equiv. 0.433 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 28
Hardness
55-60 Rockwell C
Metallic Balls - 11 mm 420 Stainless - ISO 3290 Grade 28 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01100-S420-G28 (PK-500)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $341.86 AUD
Regular price $804.00 AUD Sale price $341.86 AUD
Priced, Stocked and Sold Per 500 Units
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
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 (PK-10)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $15.77 AUD
Regular price Sale price $15.77 AUD
Priced, Stocked and Sold Per 10 Units
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 (PK-10)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $15.77 AUD
Regular price Sale price $15.77 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 12 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
12.000
mm
+/- 0.00254
(Equiv. 0.472 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 - 12 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-01200-S440-G16 (PK-500)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $395.41 AUD
Regular price $930.00 AUD Sale price $395.41 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 12 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
12.000
mm
+/- 0.00254
(Equiv. 0.472 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Metallic Balls - 12 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-01200-S440-G16 (PK-500)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $395.41 AUD
Regular price $930.00 AUD Sale price $395.41 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 12.7 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
12.700
mm
+/- 0.00254
(Equiv. 0.5 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 - 12.7 mm 440C Stainless - ISO 3290 Grade 16 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-01270-S440-G16 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $3.41 AUD
Regular price $7.20 AUD Sale price $3.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 12.7 mm 440C Stainless - ISO 3290 Grade 16 Ball
Diameter (D)
12.700
mm
+/- 0.00254
(Equiv. 0.5 in.)
Material
440C Stainless
Precision
ISO 3290 Grade 16
Hardness
55-60 Rockwell C
Metallic Balls - 12.7 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-01270-S440-G16 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jul 13, 2026
Regular price $3.41 AUD
Regular price $7.20 AUD Sale price $3.41 AUD
Each
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 (PK-10)
51 units (510 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $19.23 AUD
Regular price Sale price $19.23 AUD
Priced, Stocked and Sold Per 10 Units
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 (PK-10)
51 units (510 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $19.23 AUD
Regular price Sale price $19.23 AUD
Priced, Stocked and Sold Per 10 Units
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 (PK-5)
37 units (185 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $2.32 AUD
Regular price $6.34 AUD Sale price $2.32 AUD
Priced, Stocked and Sold Per 5 Units
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 (PK-5)
37 units (185 pcs) Available Now | Further orders can be expected around Thu, Jul 02, 2026
Regular price $2.32 AUD
Regular price $6.34 AUD Sale price $2.32 AUD
Priced, Stocked and Sold Per 5 Units
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 Thu, Jul 02, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 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 Thu, Jul 02, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

95 Available Now. Backorder if more than 95.
Metallic Balls - 15.875 mm 420 Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
15.875
mm
+/- 0.007620
(Equiv. 0.625 in.)
Material
420 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 420 Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01588-S420-G60 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $94.68 AUD
Regular price $222.20 AUD Sale price $94.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 15.875 mm 420 Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
15.875
mm
+/- 0.007620
(Equiv. 0.625 in.)
Material
420 Stainless
Precision
ISO 3290 Grade 60
Hardness
55-60 Rockwell C
Metallic Balls - 15.875 mm 420 Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01588-S420-G60 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Jul 02, 2026
Regular price $94.68 AUD
Regular price $222.20 AUD Sale price $94.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.