SKF Bearing

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SKF Bearing
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Bearing W 638/1.5-2Z Bearing W 638/1.5-2Z

Deep groove ball bearings, stainless steel W 638/1.5-2Z

Bearing number : W 638/1.5-2Z

Size (mm) : 1,5x4x2

Brand : SKF

Bore Diameter (mm) : 1,5

Outer Diameter (mm) : 4

Width (mm) : 2

Bearing dimensions and specification in SKF catalogue:


d - 1.5 mm

D - 4 mm

B - 2 mm

d1 - - 2.15 mm

D2 - - 3.5 mm

r1,2 - min. - 0.05 mm

da - min. - 1.9 mm

da - max. - 2.1 mm

Da - max. - 3.6 mm

ra - max. - 0.05 mm

Basic dynamic load rating - C - 0.062 kN

Basic static load rating - C0 - 0.016 kN

Fatigue load limit - Pu - 0.001 kN

Reference speed - 220000 r/min

Limiting speed - 110000 r/min

Calculation factor - kr - 0.02

Calculation factor - f0 - 6.4

Mass bearing - 0.00014 kg

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