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  1. INA Main shaft bearing

Main shaft bearing>HCB71921-E-T-P4S

Adjustment, in pairs or unit mounting, contact angle α= 25°, ceramic ball, restricted tolerance

d105 mm
D145 mm
B20 mm
a39 mm
Da p2138 mm
da h12112 mm
r1 min1,1 mm
ra max0,6 mm
ra1 max0,6 mm
rmin1,1 mm
m0,685 kg
Weight
Cr57000 N
Basic dynamic load rating,Path item
C0r42000 N
Basic static load rating,Path item
f011,5
nG Fett9000 1/min
Limit speed during grease lubrication
nG Öl15000 1/min
Limit speed with minimum oil lubrication
Cur2800 N
Fatigue limit load,Path item
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