Bearing NO.
Cylindrical bore :NN30/630
Tapered bore :NN30/630K
Boundary dimensions(mm)
d :630
D :920
B/C :212
r 1.2min :7.5
r3.4min :7.5
Basic load ratings(kN)
Cr :4290
Cor :9800
Limiting speed(rpm)
Speed Ratings :800
Abutment and fillet dimensions(mm)
da max :-
Da max :887
ra max :6
rb max :6
Weight (kg)
Refer :430
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