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Model: NACHI 7024DF - Angular contact ball bearings (DF) face to face>
Bearing Size
d = 120D = 180
B = 28
a = 29.3
da1(min) = 128
da2(min) = 128
Da1(max) = 172
Da2(max) = 175
ra(max) = 2
ra1(max) = 1
Mass = 2.27
Basic load rating: 157000
Rated static load: 206000
Limit speed（Grease lubrication）: 2300
Limit speed（Oil lubrication）: 3000
