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Model: NACHI 30238 - Metric tapered roller bearings>
Bearing Size
d = 190D = 340
B = 55
T = 60
C = 46
a = -4.2
da(min) = 208
db(max) = 218
Da(min) = 292
Db(min) = 319
S1(min) = 9
S2(min) = 12
Cone ra(max) = 4
Cup ra(max) = 3
Mass = 20.9
Basic load rating: 570000
Basic load rating: 570000
Rated static load: 795000
Limit speed（Grease lubrication）: 1000
Limit speed（Oil lubrication） 1400
