uxcell 634ZZ Deep Groove Ball Bearing 4mmx16mmx5mm Double Shielded ABEC-1 Bearings 1-Pack-Fast Shipping

Description

634ZZ (I.D.=4mm, O.D.=16mm, Thickness=5mm)

634z bearings are shielded on BOTH SIDES to keep lubricant in

Chromium Steel long-life bearings, smooth and low noise

ABEC Tolerance 1 (P0), Z1 Noise Level for most general use

Static load rating of 670 newtons and dynamic load rating of 1750 newtons