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Model: NACHI 30318D - Metric tapered roller bearings>
Bearing Size
d = 90D = 190
B = 43
T = 46.5
C = 30
a = -10.5
da(min) = 103
db(max) = 105
Da(min) = 148
Db(min) = 179
S1(min) = 5
S2(min) = 11
Cone ra(max) = 3
Cup ra(max) = 2.5
Mass = 5.4
Basic load rating: 252000
Basic load rating: 252000
Rated static load: 297000
Limit speed（Grease lubrication）: 1800
Limit speed（Oil lubrication） 2500
