Bearing NO.
Cylindrical bore :NN3948
Tapered bore :NN3948K
Boundary dimensions(mm)
d :240
D :320
B/C :60
r 1.2min :2.1
r3.4min :2.1
Basic load ratings(kN)
Cr :460
Cor :975
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :257
Da max :302
ra max :2
rb max :2
Weight (kg)
Refer :12.2
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