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Model: NACHI 6921NR - With a snap ring deep groove ball bearings>
Bearing Size
d = 105D = 145
B = 20
D1 = 142.6
a = 3.3
D2 = 150.7
f = 1.7
da(min) = 111
Da(max) = 139
Dx(min) = 152
ra(max) = 1
Cy(max) = 4.7
Mass = 0.803
Basic load rating: 42500
Rated static load: 42000
Limit speed（Grease lubrication）:
Limit speed（Grease lubrication）:
Limit speed（Oil lubrication）
