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

(Oil) Lubrication Speed - 32000 r/min

Calculation factor (f0) - 12,3

• Model Number: 638
• Inner Diameter：8mm Outer Diameter：28mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2023-10-05
• Application:power protection,Other Measurements,plastic molding,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,sheet industry,Processing machinery,industrial supplies,pump accessories,machining,Forging machine,Pest Monitoring
• Similar models:SKF W63804-2RS1 ISB 63803-ZZ FBJ 1638 NSK 638VV SKF W63801 SKF W638/4-2Z SKF W638/5R-2RS1 ISB 63803 ZEN 63801 SKF W63802-2RS1
• BEARING POWER International Trading Co.,Ltd. specialize in 638 products，there is large inventory of KOYO 638 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 638 Which KOYO 638 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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  UCFL320	100			SNR	Bearing Units
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  RNA4915	105		30	SKF	NEEDLE BEARINGS
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