d - 8 mm

D - 28 mm

B - 9 mm

C - 9 mm

r min. - 0,3 mm

r1 min. - 0,3 mm

da min. - 10 mm

Da max. - 26 mm

ra max. - 0,3 mm

Weight - 0,029 Kg

Basic dynamic load rating (C) - 4,55 kN

Basic static load rating (C0) - 1,95 kN

(Grease) Lubrication Speed - 26000 r/min

Calculation factor (f0) - 12,3

• Model Number:638ZZ
• Inner Diameter：8mm Outer Diameter：28mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:bio-chemical,Reflective Materials Industrial fabrics,top industry,instrumentation instrument,mechanical and electrical,internal combustion engine,food add,key lock,hydraulic pump,fruit and vegetable processing,storage shelves
• Similar models:ZEN S638 KOYO 638 SKF W63804-2Z ISB F63801 CX 63802-2RS ISB F63802 ZEN S638-2Z ISO 63801 SKF W638/2XR-2Z SKF W638
• BEARING POWER International Trading Co.,Ltd. specialize in 638ZZ products，there is large inventory of KOYO 638ZZ . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 638ZZ Which KOYO 638ZZ is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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