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Model: NACHI 9380/9321 - The imperial tapered roller bearings>
Bearing Size
d = 76.2D = 171.45
B = 46.038
T = 49.212
C = 31.75
a = -4.4
da(min) = 105
db(max) = 98.2
Da(min) = 147
Db(min) = 164
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 9380
Mass(Cup) = 9321
Basic load rating: 229000
Basic load rating: 229000
Rated static load: 271000
Limit speed（Grease lubrication）: 2000
Limit speed（Oil lubrication） 2700
