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Model: NACHI N252 - Cylindrical roller bearing (N series)>
Bearing Size
d = 260D = 480
B = 80
Ew = 420
da(min) = 282
dc(min) = 323
Da(max) = 458
Db(min) = 432
ra(max) = 4
ra1(max) = 4
Mass = 66.7
Basic load rating: 1140000
Rated static load: 1660000
Limit speed（Grease lubrication）: 1300
Limit speed（Oil lubrication） 1500
