Main Features:

1)　Can bear larger radial force, but cannot bear axial load.

2)　Inner hole can be in 1:12 tapered. Outer ring can be with oil groove (W33) or no oil groove (without suffix).

Typical series: NN30 series

Standard configuration: COPPER cage (PPS cage)

Standard accuracy grade: UP(P4), SP(P5)

Main application: Machine tool spindle