NTN 4T-74550/74850 Bearing
NTN 4T-74550/74850 Bearing , NTN bearing , NTN 4T-74550/74850 Merchant , NTN bearings Tradesman
d - 139,7 mm
D - 215,9 mm
T - 47,625 mm
B - 47,625 mm
C - 34,925 mm
ra1 max. - 3,3 mm
a - -2,2 mm
Da - 196 mm
db - 151 mm
ra max. - 3,5 mm
da - 158 mm
Db - 208 mm
Weight - 6,05 Kg
Basic dynamic load rating (C) - 320 kN
Basic static load rating (C0) - 540 kN
(Grease) Lubrication Speed - 1 600 r/min
(Oil) Lubrication Speed - 2 100 r/min
Calculation factor (e) - 0,49
Calculation factor (Y0) - 0,68
Calculation factor (Y2) - 1,23
Size:139,7 mm * 215,9 mm * 47,625 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)