NTN 4T-3781/3720 Bearing
NTN 4T-3781/3720 Bearing , NTN bearing , NTN 4T-3781/3720 introduced , NTN bearings life cycle
d - 49,212 mm
D - 93,264 mm
T - 30,162 mm
B - 30,302 mm
C - 23,812 mm
ra1 max. - 3,3 mm
a - 8,3 mm
Da - 82 mm
db - 56 mm
ra max. - 3,5 mm
da - 62 mm
Db - 88 mm
Weight - 0,877 Kg
Basic dynamic load rating (C) - 102 kN
Basic static load rating (C0) - 134 kN
(Grease) Lubrication Speed - 4 000 r/min
(Oil) Lubrication Speed - 5 300 r/min
Calculation factor (e) - 0,34
Calculation factor (Y0) - 0,97
Calculation factor (Y2) - 1,77
Size:49,212 mm * 93,264 mm * 30,162 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)
