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Model: NACHI 30244 - Metric tapered roller bearings>
Bearing Size
d = 220D = 400
B = 65
T = 72
C = 54
a = -9.9
da(min) = 238
db(max) = 256
Da(min) = 344
Db(min) = 374
S1(min) = 9
S2(min) = 12
Cone ra(max) = 4
Cup ra(max) = 3
Mass = 34.7
Basic load rating: 825000
Basic load rating: 825000
Rated static load: 1240000
Limit speed（Grease lubrication）: 850
Limit speed（Oil lubrication） 1200
