Description
This W638 4R 2Z SKF bearing is a Shielded Deep Groove Radial Ball Bearing with a standard radial internal clearance The bearing's dimensions are 4x9x4.
| W | 63 | 8/4 | R | 2Z |
|---|---|---|---|---|
| Stainless Steel | Metric, Extra Small | 4mm - Bore Size | Flanged Outer Ring | Metal Shields on Both Sides of Bearing |
Product Information
BRAND:

SKU:w638/4r-2z-skf
AVAILABILITY:In Stock ✅
WEIGHT:0.0009 kg
Technical Data
Inside Diameter (mm):
4mm
Outside Diameter (mm):
9mm
Width (mm):
4mm
Cage Type:
Steel
Seals Or Shields:
Two Metal Shields
Clearance:
Standard
Dynamic Load Rating (kN):
0.364
Static Load Rating (kN):
0.114
Fatigue Load Rating (kN):
0.005
Reference Speed Rating (r/min):
140000
Limiting Speed Rating (r/min):
70000
DescriptionThis W638 4R 2Z SKF bearing is a Shielded Deep Groove Radial Ball Bearing with a standard radial internal clearance The bearing's dimensions are 4x9x4.
Product InformationBRAND: ![]() SKU:w638/4r-2z-skf AVAILABILITY:In Stock ✅ WEIGHT:0.0009 kg Technical DataInside Diameter (mm):4mm Outside Diameter (mm):9mm Width (mm):4mm Cage Type:Steel Seals Or Shields:Two Metal Shields Clearance:Standard Dynamic Load Rating (kN):0.364 Static Load Rating (kN):0.114 Fatigue Load Rating (kN):0.005 Reference Speed Rating (r/min):140000 Limiting Speed Rating (r/min):70000 | ||||||||||
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