Description
This 638-ZZ bearing is a shielded miniature ball bearing with a Normal Radial Internal Clearance. The bearing's dimensions are 8x28x9mm
| 6 | 38 | ZZ | |
|---|---|---|---|
| Metric, Extra Small Series | 8mm - Bore Size | Metal Shield on Both Sides of the Bearing | Normal Radial Internal Clearance |
Product Information

Technical Data
Inside Diameter (mm) :
8mm
Outside Diameter (mm) :
28mm
Width (mm) :
9mm
Clearance :
Standard
Seals Or Shields :
Two Metal Shields
Cage Type :
Steel
Dynamic Load Rating (kN) :
4.6
Limiting Speed Rating (r/min) :
28000
Reference Speed Rating (r/min) :
33000
Static Load Rating (kN) :
2
DescriptionThis 638-ZZ bearing is a shielded miniature ball bearing with a Normal Radial Internal Clearance. The bearing's dimensions are 8x28x9mm
Product InformationBRAND: ![]() SKU:638zz-timken AVAILABILITY:In Stock ✅ WEIGHT:0.027 kg Technical DataInside Diameter (mm) :8mm Outside Diameter (mm) :28mm Width (mm) :9mm Clearance :Standard Seals Or Shields :Two Metal Shields Cage Type :Steel Dynamic Load Rating (kN) :4.6 Limiting Speed Rating (r/min) :28000 Reference Speed Rating (r/min) :33000 Static Load Rating (kN) :2 | ||||||||
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