This bearing has an alignment function, implemented by incorporating an alignment ring inside the inner ring.
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Features
- Used for outer ring rotation
- The alignment function reduces the abnormal load on bearings caused by deflection of rollers, etc.

Product Specifications
| Standard Specifications | |
|---|---|
| Inner and Outer Rings | AISI 440C |
| Aligning Ring | AISI 440C |
| Balls*1 | AISI 440C |
| Retainer | AISI 304 |
| Shield | AISI 304 |
| Seal*2 | Nitrile rubber |
| SeLubricantl*3 | Heat-resistant grease |
The following special specifications are also available.
*1 Ceramic balls (Silicon Nitride Si₃N₄)
*2 Fluorine rubber seal
*3 Chemical- and heat-resistant fluorine grease, food grade grease, and other special greases