d - 2 mm

D - 5 mm

B - 2.3 mm

d₁ - - 2.7 mm

D₂ - - 4.4 mm

D₃ - 6.1 mm

C - 0.6 mm

r_1,2 - min. - 0.08 mm

d_a - min. - 2.52 mm

r_a - max. - 0.08 mm

Basic dynamic load rating - C - 0.094 kN

Basic static load rating - C₀ - 0.025 kN

Fatigue load limit - P_u - 0.001 kN

Reference speed - 200000 r/min

Limiting speed - 100000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 6.5

Mass bearing - 0.00025 kg

• Model Number:W 638/2 R-2Z
• Inner Diameter：5mm Outer Diameter：2mm Width：2,3mm
• Type：Deep Groove Ball Bearings
• Update date：2023-03-03
• Application:axle lathe,insect experimental analysis instrument,key lock,natural instruments,coal,hydraulic pump,sawing machine,Medium and large motor,Spectrum Products,Insect Capture,Hydraulic Press
• Similar models:ISB 638ZZ NSK 638ZZ1 CX 63803ZZ SKF W638/8R-2Z SKF W638/4XR-2Z ISB 63803-ZZ ISB SS638/1,5-ZZ ISB 638/8-ZZ FBJ 638 CX 63802ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in W638/2R-2Z products，there is large inventory of SKF W 638/2 R-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638/2 R-2Z Which SKF W638/2R-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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