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  1. INA Main shaft bearing

Main shaft bearing>B7221-E-T-P4S

Adjustment, pair or unit mounting, contact angle α= 25°, restricted tolerance

d105 mm
D190 mm
B36 mm
a52 mm
Da p2174,5 mm
da h12120,5 mm
r1 min2,1 mm
ra max2,1 mm
ra1 max2,1 mm
rmin2,1 mm
m3,88 kg
Weight
Cr156000 N
Basic dynamic load rating,Path item
C0r140000 N
Basic static load rating,Path item
nG Fett6300 1/min
Limit speed during grease lubrication
nG Öl9500 1/min
Limit speed with minimum oil lubrication
Cur8400 N
Fatigue limit load,Path item
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