Collection: Balls - Metallic - Chrome Steel

Balls -> Metallic -> Chrome Steel

There are 31 products in the sub-categories of Balls - Metallic - Chrome Steel. Scroll down or follow the link to Balls - Metallic - Chrome Steel in the products table to see all these items combined into a handy table with filters.

Category Details

A selection of Chrome Steel Metallic Balls. Hardness: Rockwell C: 60-70.

  • Grades shown are AFBMA and ISO3290-1 which relates primarily to the ovality of the ball rather than the diametrical tolerance
  • General balls offered for sale may be from different ball lots, so the diametrical tolerance shown, indicates a variance that might be encountered if balls of different gauges are mixed, unless a ball gauge is specified for the part.
  • For diametrically critical applications, a special quote can be obtained for balls of a specified ball gauge.
  • SAE 52100 Chrome Steel.
  • Hardness: Rockwell C: 60-70.
  • Specific Gravity: 7.833.

Small Parts & Bearings

Additional resources:


A more comprehensive listing may be found in the Balls - Metallic - Chrome Steel category on the MBA Minibearings main store.
Diameter (D) Material Precision Hardness Properties Colour Indicative
Image
Diameter (D)
1.000
mm
+/- 0.00254
(Equiv. 0.039 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 16

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 1 mm SAE52100 Chrome - Grade 16
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-00100-CH-G16 (PK-100)
Metallic Balls - 1 mm SAE52100 Chrome - ISO 3290 Grade 16 Ball
102 units (10200 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $7.68 AUD
Regular price Sale price $7.68 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

102 units (10200 pcs) Available Now. Backorder if more than 102.
Diameter (D) Material Precision Hardness Indicative
Image
Diameter (D)
1.000
mm
+/- 0.00254
(Equiv. 0.039 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 16

Hardness
60-70 Rockwell C
Metallic Balls - 1 mm SAE52100 Chrome - Grade 16
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00040   
Part Number: BL-00100-CH-G16 (PK-100)
Metallic Balls - 1 mm SAE52100 Chrome - ISO 3290 Grade 16 Ball
102 units (10200 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $7.68 AUD
Regular price Sale price $7.68 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

102 units (10200 pcs) Available Now. Backorder if more than 102.
Diameter (D)
2.000
mm
+/- 0.00254
(Equiv. 0.079 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 2 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00200-CH-G25 (PK-500)
Metallic Balls - 2 mm SAE52100 Chrome - AFBMA Grade 25 Ball
400 units (200000 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

400 units (200000 pcs) Available Now. Backorder if more than 400.
Diameter (D)
2.000
mm
+/- 0.00254
(Equiv. 0.079 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Metallic Balls - 2 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00200-CH-G25 (PK-500)
Metallic Balls - 2 mm SAE52100 Chrome - AFBMA Grade 25 Ball
400 units (200000 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Priced, Stocked and Sold Per 500 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

400 units (200000 pcs) Available Now. Backorder if more than 400.
Diameter (D)
2.500
mm
+/- 0.00254
(Equiv. 0.098 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 2.5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00250-CH-G28 (PK-100)
Metallic Balls - 2.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Out of Stock | Backorder Now | Orders can be expected around Wed, Jan 14, 2026
Regular price $75.50 AUD
Regular price Sale price $75.50 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Diameter (D)
2.500
mm
+/- 0.00254
(Equiv. 0.098 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 2.5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00250-CH-G28 (PK-100)
Metallic Balls - 2.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Out of Stock | Backorder Now | Orders can be expected around Wed, Jan 14, 2026
Regular price $75.50 AUD
Regular price Sale price $75.50 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Diameter (D)
3.175
mm
+/- 0.00254
(Equiv. 0.125 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 3.175 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00318-CH-G25 (PK-50)
Metallic Balls - 3.175 mm SAE52100 Chrome - AFBMA Grade 25 Ball
134 units (6700 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

134 units (6700 pcs) Available Now. Backorder if more than 134.
Diameter (D)
3.175
mm
+/- 0.00254
(Equiv. 0.125 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Metallic Balls - 3.175 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00318-CH-G25 (PK-50)
Metallic Balls - 3.175 mm SAE52100 Chrome - AFBMA Grade 25 Ball
134 units (6700 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $6.68 AUD
Regular price Sale price $6.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

134 units (6700 pcs) Available Now. Backorder if more than 134.
Diameter (D)
3.500
mm
+/- 0.00254
(Equiv. 0.138 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 3.5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00350-CH-G28 (PK-100)
Metallic Balls - 3.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 03, 2026
Regular price $1.23 AUD
Regular price Sale price $1.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Diameter (D)
3.500
mm
+/- 0.00254
(Equiv. 0.138 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 3.5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00350-CH-G28 (PK-100)
Metallic Balls - 3.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 03, 2026
Regular price $1.23 AUD
Regular price Sale price $1.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Diameter (D)
3.969
mm
+/- 0.00254
(Equiv. 0.156 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 3.969 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00397-CH-G25 (PK-200)
Metallic Balls - 3.969 mm SAE52100 Chrome - AFBMA Grade 25 Ball
249 units (49800 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $5.32 AUD
Regular price Sale price $5.32 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

249 units (49800 pcs) Available Now. Backorder if more than 249.
Diameter (D)
3.969
mm
+/- 0.00254
(Equiv. 0.156 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Metallic Balls - 3.969 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00397-CH-G25 (PK-200)
Metallic Balls - 3.969 mm SAE52100 Chrome - AFBMA Grade 25 Ball
249 units (49800 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $5.32 AUD
Regular price Sale price $5.32 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

249 units (49800 pcs) Available Now. Backorder if more than 249.
Diameter (D)
4.763
mm
+/- 0.00254
(Equiv. 0.188 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 20

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 4.763 mm SAE52100 Chrome - Grade 20
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00476-CH-G20 (PK-100)
Metallic Balls - 4.763 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
50 units (5000 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

50 units (5000 pcs) Available Now. Backorder if more than 50.
Diameter (D)
4.763
mm
+/- 0.00254
(Equiv. 0.188 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 20

Hardness
60-70 Rockwell C
Metallic Balls - 4.763 mm SAE52100 Chrome - Grade 20
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00476-CH-G20 (PK-100)
Metallic Balls - 4.763 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
50 units (5000 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

50 units (5000 pcs) Available Now. Backorder if more than 50.
Diameter (D)
5.000
mm
+/- 0.00254
(Equiv. 0.197 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00500-CH-G28 (PK-200)
Metallic Balls - 5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
161 units (32200 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $4.05 AUD
Regular price Sale price $4.05 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

161 units (32200 pcs) Available Now. Backorder if more than 161.
Diameter (D)
5.000
mm
+/- 0.00254
(Equiv. 0.197 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00500-CH-G28 (PK-200)
Metallic Balls - 5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
161 units (32200 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $4.05 AUD
Regular price Sale price $4.05 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

161 units (32200 pcs) Available Now. Backorder if more than 161.
Diameter (D)
5.556
mm
+/- 0.00254
(Equiv. 0.219 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 5.556 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00556-CH-G25 (PK-100)
Metallic Balls - 5.556 mm SAE52100 Chrome - AFBMA Grade 25 Ball
37 units (3700 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $5.95 AUD
Regular price Sale price $5.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

37 units (3700 pcs) Available Now. Backorder if more than 37.
Diameter (D)
5.556
mm
+/- 0.00254
(Equiv. 0.219 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Metallic Balls - 5.556 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00556-CH-G25 (PK-100)
Metallic Balls - 5.556 mm SAE52100 Chrome - AFBMA Grade 25 Ball
37 units (3700 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $5.95 AUD
Regular price Sale price $5.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

37 units (3700 pcs) Available Now. Backorder if more than 37.
Diameter (D)
6.000
mm
+/- 0.01270
(Equiv. 0.236 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 200

Hardness
60-70 Rockwell C
Properties
Commonly used in grinding applications
Colour
Silver
Metallic Balls - 6 mm SAE52100 Chrome - Grade 200
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00500   
About 1100 balls per kg
Part Number: BL-00600-CH-G200B (KG)
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 200 Ball
7 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $64.95 AUD
Regular price Sale price $64.95 AUD
Per KG
Excludes GST and overseas Taxes & Duties
Quantity Required

7 Available Now. Backorder if more than 7.
Diameter (D)
6.000
mm
+/- 0.01270
(Equiv. 0.236 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 200

Hardness
60-70 Rockwell C
Metallic Balls - 6 mm SAE52100 Chrome - Grade 200
Material: Chrome Steel SAE 52100    Properties: Commonly used in grinding applications    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00500   
About 1100 balls per kg
Part Number: BL-00600-CH-G200B (KG)
Metallic Balls - 6 mm SAE52100 Chrome - ISO 3290 Grade 200 Ball
7 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $64.95 AUD
Regular price Sale price $64.95 AUD
Per KG
Excludes GST and overseas Taxes & Duties
Quantity Required

7 Available Now. Backorder if more than 7.
Diameter (D)
6.350
mm
+/- 0.00254
(Equiv. 0.25 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 20

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 6.35 mm SAE52100 Chrome - Grade 20
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00635-CH-G20 (PK-20)
Metallic Balls - 6.35 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
30 units (600 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

30 units (600 pcs) Available Now. Backorder if more than 30.
Diameter (D)
6.350
mm
+/- 0.00254
(Equiv. 0.25 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 20

Hardness
60-70 Rockwell C
Metallic Balls - 6.35 mm SAE52100 Chrome - Grade 20
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00050   
Part Number: BL-00635-CH-G20 (PK-20)
Metallic Balls - 6.35 mm SAE52100 Chrome - ISO 3290 Grade 20 Ball
30 units (600 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

30 units (600 pcs) Available Now. Backorder if more than 30.
Diameter (D)
7.000
mm
+/- 0.005080
(Equiv. 0.276 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 7 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00700-CH-G40 (PK-100)
Metallic Balls - 7 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
10 units (1000 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $13.23 AUD
Regular price Sale price $13.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (1000 pcs) Available Now. Backorder if more than 10.
Diameter (D)
7.000
mm
+/- 0.005080
(Equiv. 0.276 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Metallic Balls - 7 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-00700-CH-G40 (PK-100)
Metallic Balls - 7 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
10 units (1000 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $13.23 AUD
Regular price Sale price $13.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (1000 pcs) Available Now. Backorder if more than 10.
Diameter (D)
7.144
mm
+/- 0.00254
(Equiv. 0.281 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 7.144 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00714-CH-G28 (PK-100)
Metallic Balls - 7.144 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
74 units (7400 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $8.95 AUD
Regular price Sale price $8.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

74 units (7400 pcs) Available Now. Backorder if more than 74.
Diameter (D)
7.144
mm
+/- 0.00254
(Equiv. 0.281 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 7.144 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-00714-CH-G28 (PK-100)
Metallic Balls - 7.144 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
74 units (7400 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $8.95 AUD
Regular price Sale price $8.95 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

74 units (7400 pcs) Available Now. Backorder if more than 74.
Diameter (D)
9.000
mm
+/- 0.00254
(Equiv. 0.354 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 9 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Deleted Item. Available while stocks last.
Part Number: BL-00900-CH-G28 (PK-100)
Metallic Balls - 9 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
8 units (800 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.94 AUD
Regular price $13.38 AUD Sale price $3.94 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

8 units (800 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Diameter (D)
9.000
mm
+/- 0.00254
(Equiv. 0.354 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 9 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Deleted Item. Available while stocks last.
Part Number: BL-00900-CH-G28 (PK-100)
Metallic Balls - 9 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
8 units (800 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.94 AUD
Regular price $13.38 AUD Sale price $3.94 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

8 units (800 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Diameter (D)
9.525
mm
+/- 0.00254
(Equiv. 0.375 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 9.525 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00953-CH-G25 (PK-50)
Metallic Balls - 9.525 mm SAE52100 Chrome - AFBMA Grade 25 Ball
286 units (14300 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $14.23 AUD
Regular price Sale price $14.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

286 units (14300 pcs) Available Now. Backorder if more than 286.
Diameter (D)
9.525
mm
+/- 0.00254
(Equiv. 0.375 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Metallic Balls - 9.525 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-00953-CH-G25 (PK-50)
Metallic Balls - 9.525 mm SAE52100 Chrome - AFBMA Grade 25 Ball
286 units (14300 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $14.23 AUD
Regular price Sale price $14.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

286 units (14300 pcs) Available Now. Backorder if more than 286.
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 10 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-CH-G40 (PK-20)
Metallic Balls - 10 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
56 units (1120 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $3.77 AUD
Regular price Sale price $3.77 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

56 units (1120 pcs) Available Now. Backorder if more than 56.
Diameter (D)
10.000
mm
+/- 0.005080
(Equiv. 0.394 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Metallic Balls - 10 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01000-CH-G40 (PK-20)
Metallic Balls - 10 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
56 units (1120 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $3.77 AUD
Regular price Sale price $3.77 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

56 units (1120 pcs) Available Now. Backorder if more than 56.
Diameter (D)
11.112
mm
+/- 0.00254
(Equiv. 0.437 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 11.112 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01111-CH-G28 (PK-20)
Metallic Balls - 11.112 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
99 units (1980 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $2.95 AUD
Regular price Sale price $2.95 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

99 units (1980 pcs) Available Now. Backorder if more than 99.
Diameter (D)
11.112
mm
+/- 0.00254
(Equiv. 0.437 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 11.112 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01111-CH-G28 (PK-20)
Metallic Balls - 11.112 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
99 units (1980 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $2.95 AUD
Regular price Sale price $2.95 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

99 units (1980 pcs) Available Now. Backorder if more than 99.
Diameter (D)
11.500
mm
+/- 0.00254
(Equiv. 0.453 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 11.5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01150-CH-G28 (PK-10)
Metallic Balls - 11.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
5 units (50 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $17.14 AUD
Regular price Sale price $17.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (50 pcs) Available Now. Backorder if more than 5.
Diameter (D)
11.500
mm
+/- 0.00254
(Equiv. 0.453 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 11.5 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01150-CH-G28 (PK-10)
Metallic Balls - 11.5 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
5 units (50 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $17.14 AUD
Regular price Sale price $17.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (50 pcs) Available Now. Backorder if more than 5.
Diameter (D)
11.906
mm
+/- 0.007620
(Equiv. 0.469 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 60

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 11.906 mm SAE52100 Chrome - Grade 60
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00150   
Deleted Item. Available while stocks last.
Part Number: BL-01191-CH-G60 (PK-5)
Metallic Balls - 11.906 mm SAE52100 Chrome - ISO 3290 Grade 60 Ball
88 units (440 pcs) Available Now | Item Discontinued - Up to 88 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $13.50 AUD
Regular price $59.36 AUD Sale price $13.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

88 units (440 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Diameter (D)
11.906
mm
+/- 0.007620
(Equiv. 0.469 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 60

Hardness
60-70 Rockwell C
Metallic Balls - 11.906 mm SAE52100 Chrome - Grade 60
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00150   
Deleted Item. Available while stocks last.
Part Number: BL-01191-CH-G60 (PK-5)
Metallic Balls - 11.906 mm SAE52100 Chrome - ISO 3290 Grade 60 Ball
88 units (440 pcs) Available Now | Item Discontinued - Up to 88 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $13.50 AUD
Regular price $59.36 AUD Sale price $13.50 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

88 units (440 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Diameter (D)
12.700
mm
+/- 0.00254
(Equiv. 0.5 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 12.7 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-01270-CH-G25 (PK-100)
Metallic Balls - 12.7 mm SAE52100 Chrome - AFBMA Grade 25 Ball
3 units (300 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $18.32 AUD
Regular price Sale price $18.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (300 pcs) Available Now. Backorder if more than 3.
Diameter (D)
12.700
mm
+/- 0.00254
(Equiv. 0.5 in.)
Material
SAE52100 Chrome

Precision
AFBMA Grade 25

Hardness
60-70 Rockwell C
Metallic Balls - 12.7 mm SAE52100 Chrome - Grade 25
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.000635   
Part Number: BL-01270-CH-G25 (PK-100)
Metallic Balls - 12.7 mm SAE52100 Chrome - AFBMA Grade 25 Ball
3 units (300 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $18.32 AUD
Regular price Sale price $18.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (300 pcs) Available Now. Backorder if more than 3.
Diameter (D)
15.000
mm
+/- 0.00254
(Equiv. 0.591 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 15 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01500-CH-G28 (PK-5)
Metallic Balls - 15 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
245 units (1225 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $8.77 AUD
Regular price Sale price $8.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

245 units (1225 pcs) Available Now. Backorder if more than 245.
Diameter (D)
15.000
mm
+/- 0.00254
(Equiv. 0.591 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 28

Hardness
60-70 Rockwell C
Metallic Balls - 15 mm SAE52100 Chrome - Grade 28
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00070   
Part Number: BL-01500-CH-G28 (PK-5)
Metallic Balls - 15 mm SAE52100 Chrome - ISO 3290 Grade 28 Ball
245 units (1225 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $8.77 AUD
Regular price Sale price $8.77 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

245 units (1225 pcs) Available Now. Backorder if more than 245.
Diameter (D)
15.875
mm
+/- 0.005080
(Equiv. 0.625 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 15.875 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01588-CH-G40 (PK-5)
Metallic Balls - 15.875 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
241 units (1205 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $8.68 AUD
Regular price Sale price $8.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

241 units (1205 pcs) Available Now. Backorder if more than 241.
Diameter (D)
15.875
mm
+/- 0.005080
(Equiv. 0.625 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Metallic Balls - 15.875 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-01588-CH-G40 (PK-5)
Metallic Balls - 15.875 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
241 units (1205 pcs) Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $8.68 AUD
Regular price Sale price $8.68 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

241 units (1205 pcs) Available Now. Backorder if more than 241.
Diameter (D)
22.000
mm
+/- 0.005080
(Equiv. 0.866 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 22 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-02200-CH-G40 (Each)
Metallic Balls - 22 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
117 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $21.77 AUD
Regular price $61.63 AUD Sale price $21.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

117 Available Now. Backorder if more than 117.
Diameter (D)
22.000
mm
+/- 0.005080
(Equiv. 0.866 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Metallic Balls - 22 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-02200-CH-G40 (Each)
Metallic Balls - 22 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
117 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $21.77 AUD
Regular price $61.63 AUD Sale price $21.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

117 Available Now. Backorder if more than 117.
Diameter (D)
22.225
mm
+/- 0.005080
(Equiv. 0.875 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Properties
Commonly used in precision bearings.
Colour
Silver
Metallic Balls - 22.225 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-02223-CH-G40 (Each)
Metallic Balls - 22.225 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
99 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $36.14 AUD
Regular price $102.54 AUD Sale price $36.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

99 Available Now. Backorder if more than 99.
Diameter (D)
22.225
mm
+/- 0.005080
(Equiv. 0.875 in.)
Material
SAE52100 Chrome

Precision
ISO 3290 Grade 40

Hardness
60-70 Rockwell C
Metallic Balls - 22.225 mm SAE52100 Chrome - Grade 40
Material: Chrome Steel SAE 52100    Properties: Commonly used in precision bearings.    Colour: Silver    Specific Gravity: 7.833    Ovality: +/-0.00100   
Part Number: BL-02223-CH-G40 (Each)
Metallic Balls - 22.225 mm SAE52100 Chrome - ISO 3290 Grade 40 Ball
99 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $36.14 AUD
Regular price $102.54 AUD Sale price $36.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

99 Available Now. Backorder if more than 99.