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Model: NACHI 7301DF - Angular contact ball bearings (DF) face to face>
Bearing Size
d = 12D = 37
B = 12
a = 1.1
da1(min) = 18
da2(min) = 15
Da1(max) = 31
Da2(max) = 33.4
ra(max) = 1
ra1(max) = 0.6
Mass = 0.063
Basic load rating: 18200
Rated static load: 10500
Limit speed（Grease lubrication）: 15000
Limit speed（Oil lubrication）: 20000
