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Model: NACHI 495A/493 - The imperial tapered roller bearings>
Bearing Size
d = 76.2D = 136.525
B = 29.769
T = 30.162
C = 22.225
a = 0.8
da(min) = 92
db(max) = 86
Da(min) = 122
Db(min) = 130
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 495A
Mass(Cup) = 493
Basic load rating: 118000
Basic load rating: 118000
Rated static load: 175000
Limit speed（Grease lubrication）: 2600
Limit speed（Oil lubrication） 3500
