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Model: NACHI 7306B - Single row angular contact ball bearings>
Bearing Size
d = 30D = 72
B = 19
a = 11.9
da1(min) = 37
da2(min) = 35
Da1(max) = 65
Da2(max) = 67
ra(max) = 1
ra1(max) = 0.6
Mass = 0.36
Basic load rating: 32000
Rated static load: 21000
Limit speed（Grease lubrication）: 7500
Limit speed（Oil lubrication）: 10000
