Description
This 638 4 2Z SKF bearing is a Shielded Deep Groove Radial Ball Bearing with a standard radial internal clearance The bearing's dimensions are 4x9x4.
63 | 8/4 | 2Z | |
---|---|---|---|
Metric . Extra Small | 4mm – Bore Size | Metal Shields on Both Sides of Bearing | Normal Radial Internal Clearance |
Product Information
Technical Data