Specifications Deep Groove Ball Bearing 1.Simple structure, the most widely used bearing 2.Low friction, high speed. Packaging & Delivery Packaging Detail:1. ... power loss are required. Model Specifications We have open sype, Z, ZZ, RS, 2RS, N, NR, ZNR etc.Material: Chrome Steel ... (P0), ABEC-3(P6), ABEC-5(P5)Vibration & Noise Availability: Z, Z1, Z2, Z3, Z4; V, V1, V2, V3 etc. Boundary ...