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Model: NACHI L21549/L21511 - The imperial tapered roller bearings>
Bearing Size
d = 15.875D = 34.988
B = 10.998
T = 10.998
C = 8.712
a = 3.3
da(min) = 21.5
db(max) = 19.5
Da(min) = 29
Db(min) = 32.5
r1(min) = 1.3
r2(min) = 1.3
Mass(Cone) = L21549
Mass(Cup) = L21511
Basic load rating: 13800
Basic load rating: 13800
Rated static load: 13400
Limit speed（Grease lubrication）: 11000
Limit speed（Oil lubrication） 15000
