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Model: NACHI 7322DB - Angular contact ball bearings (DB) back to back>
Bearing Size
d = 110D = 240
B = 50
a = 25.5
da1(min) = 124
da2(min) = 117
Da1(max) = 226
Da2(max) = 233
ra(max) = 2.5
ra1(max) = 1
Mass = 11
Basic load rating: 395000
Rated static load: 480000
Limit speed（Grease lubrication）: 2000
Limit speed（Oil lubrication）: 2700
