Part Number:
d:
D:
B:
  • Double Row Cylindrical Roller Bearing
  • Double Row Cylindrical Roller Bearing
  • Double Row Cylindrical Roller Bearing

Dimension and Parameters

Bearing NO.
Cylindrical bore :NN4044
Tapered bore :NN4044K
Boundary dimensions(mm)
d :220
D :340
B/C :118
r 1.2min :3
r3.4min :3
Basic load ratings(kN)
Cr :1190
Cor :2400
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :238
Da max :320
ra max :2.5
rb max :2.5
Weight (kg)
Refer :39.8