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Model: NACHI 51152 - One-way thrust ball bearing (Flatbackface)>
Bearing Size
d = 260D = 320
T = 45
r = 1.5
D1(min)= 263
d1(max) = 317
da(min) = 296
Da1(max) = 284
ra(max) = 1.5
Mass = 7.94
Basic load rating: 232000
Rated static load: 990000
Limit speed（Grease lubrication）: 800
Limit speed（Oil lubrication） 1200
