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Model: NACHI 53208 - One-way thrust ball bearing (Sphericalbackface)>
Bearing Size
d = 40D = 68
T3 = 20.3
r = 1
D1(min)= 42
d1(max) = 68
R = 56
A = 28.5
da(min) = 57
Da2(max) = 55
ra(max) = 1
Mass = 0.27
Basic load rating: 47000
Rated static load: 98500
Limit speed（Grease lubrication）: 2700
Limit speed（Oil lubrication） 4100
