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Model: NACHI 51309 - One-way thrust ball bearing (Flatbackface)>
Bearing Size
d = 45D = 85
T = 28
r = 1
D1(min)= 47
d1(max) = 85
da(min) = 69
Da1(max) = 61
ra(max) = 1
Mass = 0.69
Basic load rating: 80000
Rated static load: 163000
Limit speed（Grease lubrication）: 2000
Limit speed（Oil lubrication） 3000
