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Model: NACHI 7200DF - Angular contact ball bearings (DF) face to face>
Bearing Size
d = 10D = 30
B = 9
a = 1.3
da1(min) = 15
da2(min) = 12
Da1(max) = 25
Da2(max) = 27.4
ra(max) = 0.6
ra1(max) = 0.3
Mass = 0.034
Basic load rating: 8800
Rated static load: 5400
Limit speed（Grease lubrication）: 18000
Limit speed（Oil lubrication）: 24000
