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Model: NACHI 6052 - Deep groove ball bearings>
Bearing Size
d = 260D = 400
B = 65
da(min) = 272
Da(max) = 388
ra(max) = 3
Mass = 29.3
Basic load rating: 252000
Rated static load: 320000
Limit speed（Grease lubrication）: 1400
Limit speed（Oil lubrication） 1700
