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Model: NACHI 28580R.L/28521.L - The imperial tapered roller bearings>
Bearing Size
d = 50.8D = 92.075
B = 25.4
T = 24.608
C = 19.845
a = 4.7
da(min) = 73
db(max) = 61
Da(min) = 76
Db(min) = 86
r1(min) = 3.6
r2(min) = 0.8
Mass(Cone) = 28580R.L
Mass(Cup) = 28521.L
Basic load rating: 84800
Basic load rating: 84800
Rated static load: 119000
Limit speed（Grease lubrication）: 3500
Limit speed（Oil lubrication） 4900
