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Four Row Tapered Roller Bearings
331687
Dimensions and Parameters
Designation 331687
Boundary dimension[mm]
d 304.800,12.0000
D 419.1
T 269.875
B 269.875
r1,r2 Min 1.5
r3,r4 Min 6.4
Mass（kg） 110
AFBMA M257149D/M257110/M257110D
Design 11
Load ratings[kN]
Dyn Cr 3140
Stat Cor 7910
Calculation factors
e 0.33
Y1 2
Y2 3
Y0 2
K 1.76
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