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Model: NACHI NJ2204 - Cylindrical roller bearing (NJ series)>
Bearing Size
d = 20D = 47
B = 18
Fw = 27
db(min) = 25
db(max) = -
dd(min) = 32
Da(max) = 41
ra(max) = 1
Basic load rating: 20600
Rated static load: 20700
Limit speed（Grease lubrication）: 14000
Limit speed（Oil lubrication） 17000
