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WBB1-8700/Deep groove ball bearing/

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Product model WBB1-8700
d 1.2 mm
D 4 mm
B 1.8 mm
Limiting speed 140000 r/min
d1 ≈2.15 mm
D1 ≈3.05 mm
Chamfer size (r1,2) min.0.1 mm
da min.2 mm
Da max.3.2 mm
ra max.0.1 mm
pu 0.001 kN
Reference speed 220 000 r/min
kr 0.02
f0 6.4
Radial runout National Standard
Dimensional tolerance National Standard