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D/W R1-2Z/Deep groove ball bearing/

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Product model D/W R1-2Z
d 1.397 mm
D 4.762 mm
B 2.779 mm
Limiting speed 100000 r/min
d1 ≈2.33 mm
d2 ≈2.33 mm
D2 ≈4.25 mm
Chamfer size (r1,2) min.0.1 mm
da max.2.2 mm
Da max.4.3 mm
ra max.0.1 mm
pu 0.001 kN
Reference speed 200 000 r/min
kr 0.03
f0 5.7
Radial runout National Standard
Dimensional tolerance National Standard