Collection: Balls - Metallic - Stainless Steel - 400 Grade

64 Products in this selection
  • Hardness: Rockwell C: 55-60. Includes 420 and 440C grades
  • Tolerances available on request. Grades shown are AFBMA / ISO3290-1.
  • AISI440C Stainless Steel.
Additional resources:
Balls Master Catalogue PDF
AFBMA Ball Grades
Diameter (D) Material Precision Grade Hardness Properties Colour Indicative
Image
15.875
mm
+/- 0.007620
440C Stainless
Grade 60
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1112837 | BL-01588-S440-G60 --- Metallic Balls - 15.875 mm 440C Stainless Grade 60
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-01588-S440-G60 Metallic Balls - 15.875 mm 440C Stainless Grade 60
5 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $6.41 AUD
Regular price Sale price $6.41 AUD
Each
Diameter (D) Material Precision Grade Hardness Indicative
Image
15.875
mm
+/- 0.007620
440C Stainless
Grade 60
55-60 Rockwell C
1112837 | BL-01588-S440-G60 --- Metallic Balls - 15.875 mm 440C Stainless Grade 60
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-01588-S440-G60 Metallic Balls - 15.875 mm 440C Stainless Grade 60
5 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $6.41 AUD
Regular price Sale price $6.41 AUD
Each
View the product page first if you are unsure.
18.000
mm
+/- 0.007620
440C Stainless
Grade 60
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1119416 | BL-01800-S440-G60 (50 Pcs) --- Metallic Balls - 18 mm 440C Stainless Grade 60
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-01800-S440-G60 (50 Pcs) Metallic Balls - 18 mm 440C Stainless Grade 60
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $374.77 AUD
Regular price Sale price $374.77 AUD
Per 50
18.000
mm
+/- 0.007620
440C Stainless
Grade 60
55-60 Rockwell C
1119416 | BL-01800-S440-G60 (50 Pcs) --- Metallic Balls - 18 mm 440C Stainless Grade 60
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-01800-S440-G60 (50 Pcs) Metallic Balls - 18 mm 440C Stainless Grade 60
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $374.77 AUD
Regular price Sale price $374.77 AUD
Per 50
View the product page first if you are unsure.
19.050
mm
+/- 0.007620
440C Stainless
Grade 60
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1122519 | BL-01905-S440-G60 --- Metallic Balls - 19.05 mm 440C Stainless Grade 60
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-01905-S440-G60 Metallic Balls - 19.05 mm 440C Stainless Grade 60
41 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
19.050
mm
+/- 0.007620
440C Stainless
Grade 60
55-60 Rockwell C
1122519 | BL-01905-S440-G60 --- Metallic Balls - 19.05 mm 440C Stainless Grade 60
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-01905-S440-G60 Metallic Balls - 19.05 mm 440C Stainless Grade 60
41 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
View the product page first if you are unsure.
20.000
mm
+/- 0.007620
420 Stainless
Grade 60
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1126273 | BL-02000-S420-G60 (50 Pcs) --- Metallic Balls - 20 mm 420 Stainless Grade 60
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02000-S420-G60 (50 Pcs) Metallic Balls - 20 mm 420 Stainless Grade 60
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $513.95 AUD
Regular price Sale price $513.95 AUD
Per 50
20.000
mm
+/- 0.007620
420 Stainless
Grade 60
55-60 Rockwell C
1126273 | BL-02000-S420-G60 (50 Pcs) --- Metallic Balls - 20 mm 420 Stainless Grade 60
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02000-S420-G60 (50 Pcs) Metallic Balls - 20 mm 420 Stainless Grade 60
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $513.95 AUD
Regular price Sale price $513.95 AUD
Per 50
View the product page first if you are unsure.
20.638
mm
+/- 0.00254
440C Stainless
Grade 28
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1126791 | BL-02064-S440-G28 --- Metallic Balls - 20.638 mm 440C Stainless Grade 28
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02064-S440-G28 Metallic Balls - 20.638 mm 440C Stainless Grade 28
85 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $10.23 AUD
Regular price Sale price $10.23 AUD
Each
20.638
mm
+/- 0.00254
440C Stainless
Grade 28
55-60 Rockwell C
1126791 | BL-02064-S440-G28 --- Metallic Balls - 20.638 mm 440C Stainless Grade 28
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02064-S440-G28 Metallic Balls - 20.638 mm 440C Stainless Grade 28
85 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $10.23 AUD
Regular price Sale price $10.23 AUD
Each
View the product page first if you are unsure.
20.638
mm
+/- 0.00254
440C Stainless
Grade AFBMA 50
55-60 Rockwell C
MS19060-4832
Silver
1126794 | BL-02064-S440-G28-MS-PK6 (6 Pcs) --- Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: AFBMA   
Part Number: BL-02064-S440-G28-MS-PK6 (6 Pcs) Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $58.77 AUD
Regular price Sale price $58.77 AUD
Per 6
20.638
mm
+/- 0.00254
440C Stainless
Grade AFBMA 50
55-60 Rockwell C
1126794 | BL-02064-S440-G28-MS-PK6 (6 Pcs) --- Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Material: Stainless Steel AISI 440C    Properties: MS19060-4832    Colour: Silver    Specific Gravity: 7.833    Standard: AFBMA   
Part Number: BL-02064-S440-G28-MS-PK6 (6 Pcs) Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $58.77 AUD
Regular price Sale price $58.77 AUD
Per 6
View the product page first if you are unsure.
20.638
mm
+/- 0.00254
440C Stainless
Grade AFBMA 50
55-60 Rockwell C
MS19060-4832
Silver
1126795 | BL-02064-S440-G28-MS (150 Pcs) --- Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02064-S440-G28-MS (150 Pcs) Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,457.32 AUD
Regular price Sale price $1,457.32 AUD
Per 150
20.638
mm
+/- 0.00254
440C Stainless
Grade AFBMA 50
55-60 Rockwell C
1126795 | BL-02064-S440-G28-MS (150 Pcs) --- Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Material: Stainless Steel AISI 440C    Properties: MS19060-4832    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02064-S440-G28-MS (150 Pcs) Metallic Balls - 20.638 mm 440C Stainless Grade AFBMA 50
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,457.32 AUD
Regular price Sale price $1,457.32 AUD
Per 150
View the product page first if you are unsure.
25.000
mm
+/- 0.005080
420 Stainless
Grade 40
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1134441 | BL-02500-S420-G40 --- Metallic Balls - 25 mm 420 Stainless Grade 40
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02500-S420-G40 Metallic Balls - 25 mm 420 Stainless Grade 40
20 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $21.95 AUD
Regular price Sale price $21.95 AUD
Each
25.000
mm
+/- 0.005080
420 Stainless
Grade 40
55-60 Rockwell C
1134441 | BL-02500-S420-G40 --- Metallic Balls - 25 mm 420 Stainless Grade 40
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02500-S420-G40 Metallic Balls - 25 mm 420 Stainless Grade 40
20 Available Now | Further orders can be expected around Thu, Mar 27, 2025
Regular price $21.95 AUD
Regular price Sale price $21.95 AUD
Each
View the product page first if you are unsure.
25.400
mm
+/- 0.01270
420 Stainless
Grade 200
55-60 Rockwell C
Commonly used in grinding applications. Corrosion Resistant.
Silver
1136644 | BL-02540-S420-G200 (100 Pcs) --- Metallic Balls - 25.4 mm 420 Stainless Grade 200
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02540-S420-G200 (100 Pcs) Metallic Balls - 25.4 mm 420 Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,217.41 AUD
Regular price Sale price $1,217.41 AUD
Per 100
25.400
mm
+/- 0.01270
420 Stainless
Grade 200
55-60 Rockwell C
1136644 | BL-02540-S420-G200 (100 Pcs) --- Metallic Balls - 25.4 mm 420 Stainless Grade 200
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in grinding applications. Corrosion Resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02540-S420-G200 (100 Pcs) Metallic Balls - 25.4 mm 420 Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,217.41 AUD
Regular price Sale price $1,217.41 AUD
Per 100
View the product page first if you are unsure.
25.400
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
Commonly used in grinding applications. Corrosion Resistant.
Silver
1136645 | BL-02540-S440-G200 (100 Pcs) --- Metallic Balls - 25.4 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02540-S440-G200 (100 Pcs) Metallic Balls - 25.4 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,217.41 AUD
Regular price Sale price $1,217.41 AUD
Per 100
25.400
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
1136645 | BL-02540-S440-G200 (100 Pcs) --- Metallic Balls - 25.4 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Properties: Commonly used in grinding applications. Corrosion Resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-02540-S440-G200 (100 Pcs) Metallic Balls - 25.4 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,217.41 AUD
Regular price Sale price $1,217.41 AUD
Per 100
View the product page first if you are unsure.
38.100
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1152210 | BL-03810-S440-G200 (50 Pcs) --- Metallic Balls - 38.1 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-03810-S440-G200 (50 Pcs) Metallic Balls - 38.1 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,702.86 AUD
Regular price Sale price $1,702.86 AUD
Per 50
38.100
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
1152210 | BL-03810-S440-G200 (50 Pcs) --- Metallic Balls - 38.1 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-03810-S440-G200 (50 Pcs) Metallic Balls - 38.1 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $1,702.86 AUD
Regular price Sale price $1,702.86 AUD
Per 50
View the product page first if you are unsure.
44.450
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1157541 | BL-04445-S440-G200 (50 Pcs) --- Metallic Balls - 44.45 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-04445-S440-G200 (50 Pcs) Metallic Balls - 44.45 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,050.23 AUD
Regular price Sale price $2,050.23 AUD
Per 50
44.450
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
1157541 | BL-04445-S440-G200 (50 Pcs) --- Metallic Balls - 44.45 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-04445-S440-G200 (50 Pcs) Metallic Balls - 44.45 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,050.23 AUD
Regular price Sale price $2,050.23 AUD
Per 50
View the product page first if you are unsure.
50.800
mm
+/- 0.01270
420 Stainless
Grade 200
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1163780 | BL-05080-S420-G200 (20 Pcs) --- Metallic Balls - 50.8 mm 420 Stainless Grade 200
Material: Stainless Steel AISI 420C Rc 46-52    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-05080-S420-G200 (20 Pcs) Metallic Balls - 50.8 mm 420 Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,392.32 AUD
Regular price Sale price $2,392.32 AUD
Per 20
50.800
mm
+/- 0.01270
420 Stainless
Grade 200
55-60 Rockwell C
1163780 | BL-05080-S420-G200 (20 Pcs) --- Metallic Balls - 50.8 mm 420 Stainless Grade 200
Material: Stainless Steel AISI 420C Rc 46-52    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-05080-S420-G200 (20 Pcs) Metallic Balls - 50.8 mm 420 Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,392.32 AUD
Regular price Sale price $2,392.32 AUD
Per 20
View the product page first if you are unsure.
50.800
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1163781 | BL-05080-S440-G200 (50 Pcs) --- Metallic Balls - 50.8 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-05080-S440-G200 (50 Pcs) Metallic Balls - 50.8 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $5,816.05 AUD
Regular price Sale price $5,816.05 AUD
Per 50
50.800
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
1163781 | BL-05080-S440-G200 (50 Pcs) --- Metallic Balls - 50.8 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-05080-S440-G200 (50 Pcs) Metallic Balls - 50.8 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $5,816.05 AUD
Regular price Sale price $5,816.05 AUD
Per 50
View the product page first if you are unsure.
69.85
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1174151 | BL-06985-S440-G200 (5 Pcs) --- Metallic Balls - 69.85 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-06985-S440-G200 (5 Pcs) Metallic Balls - 69.85 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,145.14 AUD
Regular price Sale price $2,145.14 AUD
Per 5
69.85
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
1174151 | BL-06985-S440-G200 (5 Pcs) --- Metallic Balls - 69.85 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-06985-S440-G200 (5 Pcs) Metallic Balls - 69.85 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,145.14 AUD
Regular price Sale price $2,145.14 AUD
Per 5
View the product page first if you are unsure.
76.200
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
Commonly used in precision bearings. Corrosion resistant.
Silver
1178475 | BL-07620-S440-G200 (10 Pcs) --- Metallic Balls - 76.2 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-07620-S440-G200 (10 Pcs) Metallic Balls - 76.2 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,577.68 AUD
Regular price Sale price $2,577.68 AUD
Per 10
76.200
mm
+/- 0.01270
440C Stainless
Grade 200
55-60 Rockwell C
1178475 | BL-07620-S440-G200 (10 Pcs) --- Metallic Balls - 76.2 mm 440C Stainless Grade 200
Material: Stainless Steel AISI 440C    Properties: Commonly used in precision bearings. Corrosion resistant.    Colour: Silver    Specific Gravity: 7.833    Standard: ISO 3290   
Part Number: BL-07620-S440-G200 (10 Pcs) Metallic Balls - 76.2 mm 440C Stainless Grade 200
Out of Stock | Backorder Now | Orders can be expected around Thu, Mar 27, 2025
Regular price $2,577.68 AUD
Regular price Sale price $2,577.68 AUD
Per 10
View the product page first if you are unsure.