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WR5-TTS-MC3 Miniature Ball Bearing 7.938×20.637×5.944mm
WR5-TTS-MC3 miniature radial ball bearing. 7.938mm bore x 20.637mm OD x 5.944mm width. Open. 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 | WR5 |
| Inner Diameter (Bore) | 7.938 mm |
| Outer Diameter | 20.637 mm |
| Width | 5.944 mm |
| Seal Type | Open |
| 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 |
WR5-TTS-MC3 Miniature Ball Bearing
The WR5-TTS-MC3 is a precision miniature radial ball bearing, with a 7.938mm bore, 20.637mm outside diameter and 5.944mm width. It features an open (unshielded) design for minimal friction and easy lubrication, 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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