Bearing NO.
Cylindrical bore :NNU4128
Tapered bore :NNU4128K30
境界寸法（mm）
d :140
D :225
B/C :85
r 1.2min :2.1
r3.4min :2.1
基本定格荷重（kN）
Cr :627
Cor :1040
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :158
Da max :214
ra max :2
rb max :2
重量（kg）
Refer :13
008618266359149
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