NTN 4T-780/772 Bearing
NTN 4T-780/772 Bearing , NTN bearing , NTN 4T-780/772 introduced , NTN bearings original
d - 101,6 mm
D - 180,975 mm
T - 47,625 mm
B - 48,006 mm
C - 38,1 mm
ra1 max. - 3,3 mm
a - 8,1 mm
Da - 161 mm
db - 113 mm
ra max. - 3,5 mm
da - 119 mm
Db - 168 mm
Weight - 5,11 Kg
Basic dynamic load rating (C) - 285 kN
Basic static load rating (C0) - 430 kN
(Grease) Lubrication Speed - 2 000 r/min
(Oil) Lubrication Speed - 2 700 r/min
Calculation factor (e) - 0,39
Calculation factor (Y0) - 0,86
Calculation factor (Y2) - 1,56
Size:101,6 mm * 180,975 mm * 47,625 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)
