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Model: NACHI NJ238 - Cylindrical roller bearing (NJ series)>
Bearing Size
d = 190D = 340
B = 55
Fw = 231
db(min) = 208
db(max) = 322
dd(min) = 247
Da(max) = 322
ra(max) = 3
Basic load rating: 555000
Rated static load: 770000
Limit speed（Grease lubrication）: 1600
Limit speed（Oil lubrication） 1900
