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R2-ZZ-MC3 Miniature Ball Bearing 3.175×9.525×3.969mm
R2-ZZ-MC3 miniature radial ball bearing. 3.175mm bore x 9.525mm OD x 3.969mm width. Shielded (ZZ). Chrome Steel (SAE 52100).
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- Available in AISI 440C stainless steel or SAE 52100 chrome steel
- Cross-referenced to equivalents from NSK, NMB, SKF, GRW, Koyo, EZO and more
- Manufactured to ABEC / ISO precision standards
- Precision miniature radial ball bearing
- Suitable for instruments, small motors, medical and dental equipment, robotics, RC models and electronics
| Brand | MBA |
|---|---|
| Bearing Type | Miniature Ball Bearing |
| Series | R2 |
| Inner Diameter (Bore) | 3.175 mm |
| Outer Diameter | 9.525 mm |
| Width | 3.969 mm |
| Seal Type | Shielded (ZZ) |
| Material | Chrome Steel (SAE 52100) |
| Configuration | Non-Flanged |
| Precision Grade | ABEC 1 |
| Clearance | MC3 |
| Features & Benefits | Available in AISI 440C stainless steel or SAE 52100 chrome steel Cross-referenced to equivalents from NSK, NMB, SKF, GRW, Koyo, EZO and more Manufactured to ABEC / ISO precision standards Precision miniature radial ball bearing Suitable for instruments, small motors, medical and dental equipment, robotics, RC models and electronics |
R2-ZZ-MC3 Miniature Ball Bearing
The R2-ZZ-MC3 is a precision miniature radial ball bearing, with a 3.175mm bore, 9.525mm outside diameter and 3.969mm width. It features metal shields on both sides (ZZ) for low-friction dust protection, and is manufactured from SAE 52100 high-carbon chrome bearing steel.
Miniature ball bearings are widely used in instruments, small electric motors, medical and dental handpieces, robotics, model engineering and precision electronics where compact size and smooth high-speed rotation are essential.
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