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W 638/5-2Z/Deep groove ball bearing/

D2d2

Product model W 638/5-2Z
d 5 mm
D 11 mm
B 5 mm
Limiting speed 60000 r/min
d2 ≈6.2 mm
D2 ≈9.9 mm
Chamfer size (r1,2) min.0.15 mm
da max.6.1 mm
Da max.10 mm
ra max.0.15 mm
pu 0.006 kN
kr 0.02
f0 7.1
Radial runout National Standard
Dimensional tolerance National Standard
Reference speed 120 000 r/min