d - 5 mm

D - 11 mm

B - 5 mm

d₂ - - 6.2 mm

D₂ - - 9.9 mm

r_1,2 - min. - 0.15 mm

d_a - min. - 5.8 mm

d_a - max. - 6 mm

D_a - max. - 10.2 mm

r_a - max. - 0.1 mm

Basic dynamic load rating - C - 0.64 kN

Basic static load rating - C₀ - 0.26 kN

Fatigue load limit - P_u - 0.011 kN

Reference speed - 120000 r/min

Limiting speed - 60000 r/min

Calculation factor - k_r - 0.015

Calculation factor - f₀ - 11

Mass bearing - 0.0016 kg

• Model Number: 638/5-2Z
• Inner Diameter：11mm Outer Diameter：5mm Width：5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:multi-knife lathe,stamping die and its equipment,air purification,Security Equipment,other processing,relay,mobile toilet,water protection,Individual Wire,dynamic blood pressure,turret industry
• Similar models:NSK 638ZZ1 SKF W638/3-2RS1 ISB F63801ZZ SKF W638/2.5-2Z ISB 63800 ISB 638ZZ ISO 63801-2RS SKF W63802 ISB 63800ZZ SKF W638/2X-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in 638/5-2Z products，there is large inventory of SKF 638/5-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the 638/5-2Z Which SKF 638/5-2Z 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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