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Model: NACHI NU311 - Cylindrical roller bearing series (NU)>
Bearing Size
d = 55D = 120
B = 29
Fw = 70.5
db(min) = 65
db(max) = 110
dc(max) = 72
Da(max) = 110
ra(max) = 2
ra1(max) = 2
Mass = 1.43
Basic load rating: 110000
Rated static load: 111000
Limit speed（Grease lubrication）: 5000
Limit speed（Oil lubrication） 6000
