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Four Row Tapered Roller Bearings
BT4B331372/HA4
Dimensions and Parameters
Designation BT4B331372/HA4
Boundary dimension[mm]
d 939.800,37.0000
D 1333.5
T 952.5
B 952.5
r1,r2 Min 4.8
r3,r4 Min 12.7
Mass（kg） 4510
AFBMA LM287849D/LM287810/LM287810D
Design 22
Load ratings[kN]
Dyn Cr 29200
Stat Cor 88300
Calculation factors
e 0.33
Y1 2
Y2 3
Y0 2
K 1.76
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