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D/W R2A/Deep groove ball bearing/

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Product model D/W R2A
d 3.175 mm
D 12.7 mm
B 4.366 mm
Limiting speed 80000 r/min
d2 ≈4.6 mm
肩部直径(D2) ≈8.2 mm
Chamfer size (r1,2) min.0.3 mm
da min.4 mm
Da max.10.7 mm
ra max.0.3 mm
pu 0.005 kN
Reference speed 130 000 r/min
kr 0.015
f0 6.5
Radial runout National Standard
Dimensional tolerance National Standard