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Model: NACHI E32911J - Metric tapered roller bearings>
Bearing Size
d = 55D = 80
B = 17
T = 17
C = 14
a = 2.3
da(min) = 62
db(max) = 62
Da(min) = 73
Db(min) = 76
S1(min) = 4
S2(min) = 6
Cone ra(max) = 1
Cup ra(max) = 1
Mass = 0.31
Basic load rating: 47000
Basic load rating: 47000
Rated static load: 77000
Limit speed（Grease lubrication）: 4300
Limit speed（Oil lubrication） 5700
