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Model: NACHI 51334 - One-way thrust ball bearing (Flatbackface)>
Bearing Size
d = 170D = 280
T = 87
r = 3
D1(min)= 174
d1(max) = 275
da(min) = 230
Da1(max) = 210
ra(max) = 2.5
Mass = 22
Basic load rating: 420000
Rated static load: 1430000
Limit speed（Grease lubrication）: 600
Limit speed（Oil lubrication） 900
