All Brands
Model: NACHI NJ256 - Cylindrical roller bearing (NJ series)>
Bearing Size
d = 280D = 500
B = 80
Fw = 340
db(min) = 302
db(max) = 478
dd(min) = 365
Da(max) = 478
ra(max) = 4
Basic load rating: 1140000
Rated static load: 1680000
Limit speed（Grease lubrication）: 1200
Limit speed（Oil lubrication） 1400
