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Model: NACHI LM102949/LM102910 - The imperial tapered roller bearings>
Bearing Size
d = 45.242D = 73.431
B = 19.812
T = 19.558
C = 15.748
a = 4.7
da(min) = 56
db(max) = 50
Da(min) = 68
Db(min) = 70
r1(min) = 3.5
r2(min) = 0.8
Mass(Cone) = LM102949
Mass(Cup) = LM102910
Basic load rating: 55500
Basic load rating: 55500
Rated static load: 78000
Limit speed（Grease lubrication）: 4700
Limit speed（Oil lubrication） 6400
