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Model: NACHI 6311NR - With a snap ring deep groove ball bearings>
Bearing Size
d = 55D = 120
B = 29
D1 = 115.21
a = 4.06
D2 = 129.7
f = 2.82
da(min) = 65
Da(max) = 110
Dx(min) = 131.5
ra(max) = 2
Cy(max) = 6.5
Mass = 1.37
Basic load rating: 71500
Rated static load: 44500
Limit speed（Grease lubrication）:
Limit speed（Grease lubrication）:
Limit speed（Oil lubrication）
