Tapered roller bearing
Feature:
1. Single direction high radial and axial load carrying capacity.
2. When matched in pairs, these bearings can accommodate axial loads in both directions.
3. Medium running speeds.
Application:
1. Main shaft bearing
2. Main gearbox bearing
NSK Refinements:
1. NSK HR Series tapered roller bearing, even higher load carrying capacity
2. Modified cage design
3. Steel cage
Deep Groove Ball bearing
Feature:
1. Small or medium radial load carrying capacity
2. Small axial load carrying capacity in both directions
3. High running speed
Application:
2. Main gearbox bearing
4. Generators
NSK Refinements:
1. Cage made with steel, brass or resin
2. The balls are electric-proof
Four-point angular-contact ball bearing
Feature:
1. High radial load carrying capacity
2. Medium running speed
Application:
2. Main gearbox bearing
NSK Refinements:
1. brass cage
2. Multiple angular-contact angles
Cylindrical roller bearing
Feature:
1. Heavy radial load carrying capacity
2. Small axial load carrying capacity
3. High running speed
Application:
1. Main shaft bearing
2. Main gearbox bearing
4. Generators
NSK Refinements:
1. Full roller design
2. Multiple rolls
3. EM( Brass metal cage) and EW( Steel cage) offering ever higher load carrying capacity
Spherical roller bearing
1. Heavy radial load carrying capacity
2. Axial load carrying capacity in both directions
3. Medium running speed
Application:
1. Main shaft bearing
2. Main gear box bearing
NSK Refinements:
1. Cage made with steel or brass metal cage
2. Modified bearing roller and cage design
