Thin section deep groove ball bearing 61801 12x21x5 mm
Thin section bearings of the 68 series are very narrow and light. They can be used 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 |
| 70000 r/min | Reference Speed | |
| 43000 r/min | Limiting speed |
| ≈m | 0.0063 kg | Weight |
| Bearing steel | Material of race | |
| Sheet steel | Cage | |
| Open | Closures | |
| CN | Radial clearance | |
| P0 | Tolerance |
| SKF/FAG | NSK/NTN |
| 61801 | 6801 |
