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Model: NACHI H - 25590/H - 25520 - The imperial tapered roller bearings>
Bearing Size
d = 45.618D = 82.931
B = 25.4
T = 23.813
C = 19.05
a = 6.3
da(min) = 58
db(max) = 51
Da(min) = 74
Db(min) = 77
r1(min) = 3.6
r2(min) = 0.8
Mass(Cone) = H-25590
Mass(Cup) = H-25520
Basic load rating: 77300
Basic load rating: 77300
Rated static load: 100000
Limit speed（Grease lubrication）: 4000
Limit speed（Oil lubrication） 5500
