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Model: NACHI NF321 - Cylindrical roller bearing (NF series)>
Bearing Size
d = 105D = 225
B = 49
Ew = 195
db(min) = 119
db(max) = 211
dd(min) = 149
Da(max) = 211
ra(max) = 2.5
Basic load rating: 340000
Rated static load: 385000
Limit speed（Grease lubrication）: 2600
Limit speed（Oil lubrication） 3200
