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W 637/2-2Z/Deep groove ball bearing/

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Product model W 637/2-2Z
d 2 mm
D 4 mm
B 2 mm
Limiting speed 100000 r/min
d1 ≈2.55 mm
d2 ≈2.55 mm
D2 ≈3.65 mm
Chamfer size (r1,2) min.0.05 mm
da min.2.5 mm/max.2.4 mm
Da max.3.8 mm
ra max.0.05 mm
Pu 0.002 kN
Reference speed 200 000 r/min
kr 0.02
f0 6.7