621 GXX Bearing Specification:
621 GXX bearing is radial cylindrical bearing for speed reducers.
Model Number: 621 GXX, 621GXX, 621 gxx etc.
Inside Diameter: 95 mm
Outside Diameter: 171 mm
Thickness: 40 mm
Mass: 4.5kg/pc
Cage: Brass cage
Material: Chrome steel Gcr15
Precision Rating: ABEC1, P0
Lubrication: Standard lubrication
Brand: NTN, KOYO etc