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Model: NACHI 580/572 - The imperial tapered roller bearings>
Bearing Size
d = 82.55D = 139.992
B = 36.098
T = 36.512
C = 28.575
a = 5.3
da(min) = 98
db(max) = 91
Da(min) = 125
Db(min) = 133
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 580
Mass(Cup) = 572
Basic load rating: 171000
Basic load rating: 171000
Rated static load: 255000
Limit speed（Grease lubrication）: 2500
Limit speed（Oil lubrication） 3400
