Thin section deep groove ball bearing 61801-2RS1 12x21x5 mm
Thin section bearings of the 68 series are very narrow and light. They can be used extensively for where space is limit or weight is a concern, such as in small motors, appliances, aircraft and racing cars.
Features:
| d | 12 mm | Bore diameter |
| D | 21 mm | Outside diameter |
| B | 5 mm | Width |
| d1 | 14.8 mm | Shoulder diameter inner ring |
| D2 | 19 mm | Recess diameter outer ring |
| r | 0.3 mm | Chamfer dimension |
| Cr | 1.7 kN | Basic dynamic load rating |
| C0r | 0.9 kN | Basic static load rating |
| 20000 r/min | Limiting speed |
| ≈m | 0.0063 kg | Weight |
| Bearing steel | Material of race | |
| Sheet steel | Cage | |
| Contact seal | Closures | |
| CN | Radial clearance | |
| P0 | Tolerance |
| SKF | FAG | NSK | NTN | NACHI |
| 61801-2RS1 | 61801-2RSR | 6801VV 6801DD | 6801LLB 6801LLU | 6801-2NSE 6801-2NKE |
