All Brands
Model: NACHI 7215BDB - Angular contact ball bearings (DB) back to back>
Bearing Size
d = 75D = 130
B = 25
a = 30.6
da1(min) = 84
da2(min) = 80
Da1(max) = 121
Da2(max) = 124.6
ra(max) = 1.5
ra1(max) = 1
Mass = 1.23
Basic load rating: 120000
Rated static load: 128000
Limit speed（Grease lubrication）: 3200
Limit speed（Oil lubrication）: 4300
