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D/W R1-5 R-2Z/Deep groove ball bearing/

r2z1

Product model D/W R1-5 R-2Z
d 2.38 mm
D 7.938 mm
B 3.571 mm
Limiting speed 80000 r/min
d1 ≈4.1 mm
da min.3.6 mm
D2 ≈7.04 mm
D3 9.119 mm
C 0.787 mm
Chamfer size (r1,2) min.0.15 mm
da1 max.4 mm
ra max.0.15 mm
pu 0.004 kN
Reference speed 160 000 r/min
kr 0.03
f0 5.9
Radial runout National Standard
Dimensional tolerance National Standard