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Model: NACHI NU311EG - Cylindrical roller bearing series (NU)>
Bearing Size
d = 55D = 120
B = 29
Fw = 70.5
db(min) = 65
db(max) = -
dc(max) = 72
Da(max) = 110
ra(max) = 2
ra1(max) = 2
Mass = 1.5
Basic load rating: 137000
Rated static load: 143000
Limit speed（Grease lubrication）: 4800
Limit speed（Oil lubrication） 5600
