Bearing NO.
Cylindrical bore :NNU49/630
Tapered bore :NNU49/630K
境界寸法（mm）
d :630
D :850
B/C :218
r 1.2min :6
r3.4min :6
基本定格荷重（kN）
Cr :4020
Cor :11400
Limiting speed(rpm)
Speed Ratings :850
Abutment and fillet dimensions(mm)
da max :699
Da max :824
ra max :5
rb max :5
重量（kg）
Refer :355
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