Número de pieza:
d:
D:
B:

Rodamientos de rodillos cilíndricos de doble hilera

image/20240712/1720779932.png
Rodamientos de rodillos cilíndricos de doble hilera

Dimension and Parameters

Bearing NO.
Cylindrical bore :NNU3072
Tapered bore :-
Boundary dimensions(mm)
d :360
D :540
B/C :134
r 1.2min :5
r3.4min :5
Basic load ratings(kN)
Cr :1700
Cor :3450
Limiting speed(rpm)
Speed Ratings :1500
Abutment and fillet dimensions(mm)
da max :388
Da max :509
ra max :4
rb max :4
Weight (kg)
Refer :108