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Model: NACHI 6221ZNR - With a snap ring and dust cover deep groove ball bearings>
Bearing Size
d = 105D = 190
B = 36
D1 = 183.64
a = 5.69
D2 = 202.9
f = 3.1
da(min) = 117
Da(max) = 178
Dx(min) = 205
ra(max) = 2
Cy(max) = 8.4
Mass = 3.76
Basic load rating: 133000
Rated static load: 104000
Limit speed（Grease lubrication）:
Limit speed（Grease lubrication）:
Limit speed（Oil lubrication）
