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Model: NACHI N1084 - Cylindrical roller bearing (N series)>
Bearing Size
d = 420D = 620
B = 90
Ew = 570
da(min) = 442
dc(min) = 475
Da(max) = 598
Db(min) = 571
ra(max) = 4
ra1(max) = 4
Mass = 95.8
Basic load rating: 1390000
Rated static load: 2380000
Limit speed（Grease lubrication）: 900
Limit speed（Oil lubrication） 1100
