QJ1256N2MA

Part Number:
d:
D:
B:

Four-point Angular Contact Ball Bearings

image/1545378655.jpg
Four-point Angular Contact Ball Bearings

Dimension and Parameters

Bearing NO.
New :QJ1256N2MA
Old :
Boundary dimensions(mm)
d :280
D :500
B :90
r 1.2min :5
Basic load ratings(kN)
Cr :728
Cor :1460
Limiting speed(rpm)
Grease :900
Oil :1300
Application point
a :390
Abutment and fillet dimensions(mm)
da min :302
Da max :478
ra max :4
Value
e :1.34
x :0.54
Y1 :0.47
Y2 :0.81
Y0 :0.44
Weight (kg)
Refer :82
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