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Model: NACHI 7232BDB - Angular contact ball bearings (DB) back to back>
Bearing Size
d = 160D = 290
B = 48
a = 70.4
da1(min) = 174
da2(min) = 167
Da1(max) = 276
Da2(max) = 283
ra(max) = 2.5
ra1(max) = 1
Mass = 13.7
Basic load rating: 400000
Rated static load: 575000
Limit speed（Grease lubrication）: 1400
Limit speed（Oil lubrication）: 1800
