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Model: NACHI 355X/352 - The imperial tapered roller bearings>
Bearing Size
d = 44.45D = 90.119
B = 21.926
T = 23
C = 21.808
a = 5.1
da(min) = 63
db(max) = 55
Da(min) = 72
Db(min) = 80
r1(min) = 3.6
r2(min) = 2.4
Mass(Cone) = 355X
Mass(Cup) = 352
Basic load rating: 71800
Basic load rating: 71800
Rated static load: 81700
Limit speed（Grease lubrication）: 3800
Limit speed（Oil lubrication） 5400
