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Model: NACHI 51228 - One-way thrust ball bearing (Flatbackface)>
Bearing Size
d = 140D = 200
T = 46
r = 1.5
D1(min)= 143
d1(max) = 197
da(min) = 176
Da1(max) = 164
ra(max) = 1.5
Mass = 4.47
Basic load rating: 205000
Rated static load: 650000
Limit speed（Grease lubrication）: 1000
Limit speed（Oil lubrication） 1500
