Extra thin section deep groove ball bearing 6709 / 61709 / NB709 45x55x6 mm
Thin section bearing 67 / 617 series are extremely narrow, extremely light and with utmost good spinning characteristics. They can also be used with limited space. The low weight allows for utmost high speeds.
d | 45 mm | Bore diameter |
D | 55 mm | Outside diameter |
B | 6 mm | Width |
d1 | 48.3 mm | Shoulder diameter inner ring |
D1 | 51.8 mm | Shoulder diameter outer ring |
r | 0.3 mm | Chamfer dimension |
Cr | 2.397 kN | Basic dynamic load rating |
C0r | 2.397 kN | Basic static load rating |
5000 r/min | Reference Speed | |
4000 r/min | Limiting speed |
≈m | 0.025 kg | Weight |
Bearing steel | Material of race | |
Sheet steel | Cage | |
Open | Closures | |
CN | Radial clearance | |
P0 | Tolerance |
NSK | OTHERS |
NB709 | 6709 |