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Double Row Tapered Roller Bearings (One Double Row Outer Ring and Two Inner Rings)
BT2B332447
Dimensions and Parameters
Designation BT2B332447
Boundary dimensions[mm]
d 571.500,22.5000
D 812
T 333.375
C 263.525
r1,r2 Min 6.4
r3,r4 Min 1.5
Mass（kg） 520
AFBMA M278749/M278710DC
Design 22
Load ratings[kN]
dyn Cr 5720
stat Cor 15600
Calculation factors
e 0.33
Y1 2
Y2 3
Y0 2
K 1.76
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