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Model: NACHI 51111 - One-way thrust ball bearing (Flatbackface)>
Bearing Size
d = 55D = 78
T = 16
r = 0.6
D1(min)= 57
d1(max) = 78
da(min) = 69
Da1(max) = 64
ra(max) = 0.6
Mass = 0.24
Basic load rating: 35000
Rated static load: 93000
Limit speed（Grease lubrication）: 2800
Limit speed（Oil lubrication） 4200
