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Model: NACHI 14138A/14274 - The imperial tapered roller bearings>
Bearing Size
d = 34.925D = 69.012
B = 19.583
T = 19.845
C = 15.875
a = 4.3
da(min) = 46
db(max) = 40
Da(min) = 59
Db(min) = 63
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 14138A
Mass(Cup) = 14274
Basic load rating: 44500
Basic load rating: 44500
Rated static load: 55000
Limit speed（Grease lubrication）: 5500
Limit speed（Oil lubrication） 7500
