Highly rigid Double-Row Cylindrical Roller Bearings for Lathe Main Shaft applications. This is the first-ever precision bearing to adopt an PPS resin cage (designated TB in NSK), whilst maintaining its functionality to deliver high accuracy & high rigidity in ultra high-speed applications.
Show Description | |
Description | |
NN | Bearing type |
30 | Dimension series |
17 | Bore number |
Internal design | |
TB | Cage |
KR | Tapered bore |
E44 | Lubrication holes |
CC0 | Radial clearance |
P4 | Accuracy |