Bearing NO.
Cylindrical bore :NNU4144
Tapered bore :NNU4144K30
Boundary dimensions(mm)
d :220
D :370
B/C :150
r?1.2min :4
r3.4min :4
Basic load ratings(kN)
Cr :1650
Cor :2900
Limiting speed(rpm)
Speed Ratings :1500
Abutment and fillet dimensions(mm)
da max :254
Da max :354
ra max :3
rb max :3
Weight (kg)
Refer :65
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