d - 8 mm

D - 28 mm

B - 6 mm

C - 6 mm

d1 - 14,8 mm

d2 - – mm

r1 min. - 10,4 mm

r2 min. - 10,4 mm

D1 - 22,6 mm

D2 - 0,3 mm

da min. - 14,7 mm

Da max. - 25,6 mm

ra max. - 0,3 mm

Weight - 0,03 Kg

Basic dynamic load rating (C) - 1,33 kN

Basic static load rating (C0) - 0,57 kN

Fatigue load limit (Pu) - 0,024

Reference speed - 60000 r/min

Limiting speed - 30000 r/min

Calculation factor (f0) - 12

Calculation factor (kr) - 0,03

• Model Number:638-RZ
• Inner Diameter：8mm Outer Diameter：28mm Width：6mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-18
• Application:Sensors,electric hydraulic lifting platform,food sterilization,quality inspection equipment,decoration machinery,test laboratory equipment and accessories,Textile Accessories,lifting equipment Hoisting hoist,Rolling mill gear box,Cylinder Pneumatic Treatment Element,pneumatic Pump
• Similar models:ISB SS638/3-ZZ ISB F63800 ZEN F63800 SKF W638/3R-2Z SKF W63805-2Z SKF W63803R-2Z ISB 63803 ISB 638-RZ FBJ 1638ZZ SKF W638/4-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in 638-RZ products，there is large inventory of SKF 638-RZ . We has been built up long-term cooperation with SKF company, could make a bulk order of the 638-RZ Which SKF 638-RZ 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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