Collection: Balls - Metallic - Stainless Steel - 400 Grade

Balls -> Metallic -> Stainless Steel -> 400 Grade
Diameter (D) Material Precision Hardness Properties Colour Indicative
Image
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)
5 Available Now | Further orders can be expected around Fri, Jan 23, 2026
Regular price $1.95 AUD
Regular price $5.17 AUD Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Diameter (D) Material Precision Hardness Indicative
Image
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)
5 Available Now | Further orders can be expected around Fri, Jan 23, 2026
Regular price $1.95 AUD
Regular price $5.17 AUD Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. Backorder if more than 5.
Metallic Balls - 18 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
18.000
mm
+/- 0.007620
(Equiv. 0.709 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 - 18 mm 440C Stainless - ISO 3290 Grade 60 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00150   
Part Number: BL-01800-S440-G60 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $150.41 AUD
Regular price $353.00 AUD Sale price $150.41 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 18 mm 440C Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
18.000
mm
+/- 0.007620
(Equiv. 0.709 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 60

Hardness
55-60 Rockwell C
Metallic Balls - 18 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-01800-S440-G60 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $150.41 AUD
Regular price $353.00 AUD Sale price $150.41 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
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)
41 Available Now | Further orders can be expected around Fri, Jan 23, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 41 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)
41 Available Now | Further orders can be expected around Fri, Jan 23, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

41 Available Now. Backorder if more than 41.
Metallic Balls - 20 mm 420 Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
20.000
mm
+/- 0.007620
(Equiv. 0.787 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 - 20 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-02000-S420-G60 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $413.23 AUD
Regular price $971.20 AUD Sale price $413.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 20 mm 420 Stainless - ISO 3290 Grade 60 Ball
Diameter (D)
20.000
mm
+/- 0.007620
(Equiv. 0.787 in.)
Material
420 Stainless

Precision
ISO 3290 Grade 60

Hardness
55-60 Rockwell C
Metallic Balls - 20 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-02000-S420-G60 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $413.23 AUD
Regular price $971.20 AUD Sale price $413.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Diameter (D)
20.638
mm
+/- 0.00508
(Equiv. 0.813 in.)
Material
440C Stainless

Precision
AFBMA Grade 50

Hardness
55-60 Rockwell C
Properties
MS19060-4832
Colour
Silver
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00127   
Part Number: BL-02064-S440-G28-MS-PK6 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $461.05 AUD
Regular price Sale price $461.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Diameter (D)
20.638
mm
+/- 0.00508
(Equiv. 0.813 in.)
Material
440C Stainless

Precision
AFBMA Grade 50

Hardness
55-60 Rockwell C
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Material: Stainless Steel AISI 440C    Properties: MS19060-4832    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00127   
Part Number: BL-02064-S440-G28-MS-PK6 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $461.05 AUD
Regular price Sale price $461.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
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 Fri, Jan 23, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 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 Fri, Jan 23, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

75 Available Now. Backorder if more than 75.
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Diameter (D)
20.638
mm
+/- 0.00508
(Equiv. 0.813 in.)
Material
440C Stainless

Precision
AFBMA Grade 50

Hardness
55-60 Rockwell C
Properties
MS19060-4832
Colour
Silver
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00127   
Part Number: BL-02064-S440-G28-MS (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $196.23 AUD
Regular price $460.60 AUD Sale price $196.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Diameter (D)
20.638
mm
+/- 0.00508
(Equiv. 0.813 in.)
Material
440C Stainless

Precision
AFBMA Grade 50

Hardness
55-60 Rockwell C
Metallic Balls - 20.638 mm 440C Stainless - AFBMA Grade 50 Ball
Material: Stainless Steel AISI 440C    Properties: MS19060-4832    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00127   
Part Number: BL-02064-S440-G28-MS (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $196.23 AUD
Regular price $460.60 AUD Sale price $196.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
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 Fri, Jan 23, 2026
Regular price $17.59 AUD
Regular price Sale price $17.59 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 Fri, Jan 23, 2026
Regular price $17.59 AUD
Regular price Sale price $17.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

18 Available Now. Backorder if more than 18.
Metallic Balls - 25.4 mm 420 Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
25.400
mm
+/- 0.01270
(Equiv. 1 in.)
Material
420 Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in grinding applications. Corrosion Resistant.
Colour
Silver
Metallic Balls - 25.4 mm 420 Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-02540-S420-G200 (PK-200)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $1,029.50 AUD
Regular price $2,420.80 AUD Sale price $1,029.50 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 25.4 mm 420 Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
25.400
mm
+/- 0.01270
(Equiv. 1 in.)
Material
420 Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 25.4 mm 420 Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in grinding applications. Corrosion Resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-02540-S420-G200 (PK-200)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $1,029.50 AUD
Regular price $2,420.80 AUD Sale price $1,029.50 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 25.4 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
25.400
mm
+/- 0.01270
(Equiv. 1 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 - 25.4 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-02540-S440-G200 (PK-200)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $992.41 AUD
Regular price $2,333.60 AUD Sale price $992.41 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 25.4 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
25.400
mm
+/- 0.01270
(Equiv. 1 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 25.4 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-02540-S440-G200 (PK-200)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $992.41 AUD
Regular price $2,333.60 AUD Sale price $992.41 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 38.1 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
38.100
mm
+/- 0.01270
(Equiv. 1.5 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 38.1 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-03810-S440-G200 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $703.41 AUD
Regular price $1,652.60 AUD Sale price $703.41 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 38.1 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
38.100
mm
+/- 0.01270
(Equiv. 1.5 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 38.1 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-03810-S440-G200 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $703.41 AUD
Regular price $1,652.60 AUD Sale price $703.41 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 44.45 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
44.450
mm
+/- 0.01270
(Equiv. 1.75 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 44.45 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-04445-S440-G200 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $859.32 AUD
Regular price $2,019.60 AUD Sale price $859.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 44.45 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
44.450
mm
+/- 0.01270
(Equiv. 1.75 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 44.45 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-04445-S440-G200 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $859.32 AUD
Regular price $2,019.60 AUD Sale price $859.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 50.8 mm 420 Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
50.800
mm
+/- 0.01270
(Equiv. 2 in.)
Material
420 Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 50.8 mm 420 Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-05080-S420-G200 (PK-20)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $970.32 AUD
Regular price $2,280.80 AUD Sale price $970.32 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 50.8 mm 420 Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
50.800
mm
+/- 0.01270
(Equiv. 2 in.)
Material
420 Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 50.8 mm 420 Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-05080-S420-G200 (PK-20)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $970.32 AUD
Regular price $2,280.80 AUD Sale price $970.32 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 50.8 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
50.800
mm
+/- 0.01270
(Equiv. 2 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 50.8 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-05080-S440-G200 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $4,675.32 AUD
Regular price $10,998.40 AUD Sale price $4,675.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 50.8 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
50.800
mm
+/- 0.01270
(Equiv. 2 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 50.8 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-05080-S440-G200 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $4,675.32 AUD
Regular price $10,998.40 AUD Sale price $4,675.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 69.85 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
69.85
mm
+/- 0.01270
(Equiv. 2.75 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 69.85 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-06985-S440-G200 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $859.86 AUD
Regular price $2,020.82 AUD Sale price $859.86 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 69.85 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
69.85
mm
+/- 0.01270
(Equiv. 2.75 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 69.85 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-06985-S440-G200 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $859.86 AUD
Regular price $2,020.82 AUD Sale price $859.86 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 76.2 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
76.200
mm
+/- 0.01270
(Equiv. 3 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 76.2 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-07620-S440-G200 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $1,063.50 AUD
Regular price $2,499.88 AUD Sale price $1,063.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 76.2 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
76.200
mm
+/- 0.01270
(Equiv. 3 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 76.2 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-07620-S440-G200 (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $1,063.50 AUD
Regular price $2,499.88 AUD Sale price $1,063.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 42.863 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
42.863
mm
+/- 0.01270
(Equiv. 1.688 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Properties
Commonly used in precision bearings. Corrosion resistant.
Colour
Silver
Metallic Balls - 42.863 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-04286-S440-G200 (PK-20)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $823.23 AUD
Regular price $1,934.56 AUD Sale price $823.23 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Metallic Balls - 42.863 mm 440C Stainless - ISO 3290 Grade 200 Ball
Diameter (D)
42.863
mm
+/- 0.01270
(Equiv. 1.688 in.)
Material
440C Stainless

Precision
ISO 3290 Grade 200

Hardness
55-60 Rockwell C
Metallic Balls - 42.863 mm 440C Stainless - ISO 3290 Grade 200 Ball
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
Part Number: BL-04286-S440-G200 (PK-20)
Out of Stock | Backorder Now | Orders can be expected around Fri, Jan 23, 2026
Regular price $823.23 AUD
Regular price $1,934.56 AUD Sale price $823.23 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.