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Model: NACHI HM212047UR/HM212011UR - The imperial tapered roller bearings>
Bearing Size
d = 63.5D = 122.238
B = 38.354
T = 38.1
C = 29.718
a = 10.8
da(min) = 90
db(max) = 77
Da(min) = 102
Db(min) = 115
r1(min) = 7.1
r2(min) = 3.2
Mass(Cone) = HM212047UR
Mass(Cup) = HM212011UR
Basic load rating: 191000
Basic load rating: 191000
Rated static load: 249000
Limit speed（Grease lubrication）: 2700
Limit speed（Oil lubrication） 3800
