d - 2,5 mm

D - 6 mm

B - 2,6 mm

C - 2,6 mm

d1 - 3,7 mm

d2 - – mm

r1 min. - 3,1 mm

r2 min. - 3,1 mm

D1 - 5,4 mm

D2 - 0,08 mm

da min. - 3,6 mm

Da max. - 5,5 mm

ra max. - 0,08 mm

Weight - 0,00035 Kg

Basic dynamic load rating (C) - 0,117 kN

Basic static load rating (C0) - 0,036 kN

Fatigue load limit (Pu) - 0,002

Reference speed - 170000 r/min

Limiting speed - 85000 r/min

Calculation factor (f0) - 7,1

Calculation factor (kr) - 0,02

• Model Number:W638/2.5-2Z
• Inner Diameter：2,5mm Outer Diameter：6mm Width：2,6mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:turret industry,leather processing,air shower etc,agrochemical,marine analysis,Forging machine,aerial work equipment,hanging clamp,Surveying Surveying Instruments,atomizer class,Broadcasting System
• Similar models:SKF W638-2RZ ISO 63800-2RS SKF W638/4X-2RS1 SKF W638/4-2RS1 ZEN 63800 ISB F63801 CX 63801 ISB F63800 ISB SS638/8-ZZ SKF W638/2XR-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in W638/2.5-2Z products，there is large inventory of SKF W638/2.5-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the W638/2.5-2Z Which SKF W638/2.5-2Z 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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