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689 bearing has open, seals and shield types, and v-groove inner ring is available.
It widely used in precision instruments, micro motor, remote control model, etc industries.
| Demesions: | |
| Bearing No. | 689, 689-ZZ, 689-2RS, 689Z, 689RS, 689 ZZ, 689 RS |
| Bore diameter (d) | 9 mm |
| Outer diameter (D) | 17 mm |
| Width (B) | 4 mm |
| Basic Load Rating(N) | |
| Dynamic(Cr) | 1128 |
| Static(Cor) | 534 |
| Max. Speed(RPM) | |
| Grease | 36000 |
| Oil | 43000 |
| Weight(g) | |
| Approx. | 3.41 |
| Grade | P0, P6, P5 |
| Radial Clearance | C0, C2, C3 |
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