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Model: NACHI 7326B - Single row angular contact ball bearings>
Bearing Size
d = 130D = 280
B = 58
a = 57
da1(min) = 148
da2(min) = 139
Da1(max) = 262
Da2(max) = 271
ra(max) = 3
ra1(max) = 1.5
Mass = 17.4
Basic load rating: 284000
Rated static load: 310000
Limit speed（Grease lubrication）: 1900
Limit speed（Oil lubrication）: 2600
