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Boundary Dimensions
d 50.8 mm Bore diameter
D 92.075 mm Outside diameter
T 24.608 mm Total width
B 25.4 mm Width of inner ring
C 19.845 mm Width of outer ring
Cup r (min.) 0.8 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr 104000 N Basic dynamic load rating
C0r 117000 N Basic static load rating
Speeds 
Grease 4000 min-1 Grease lubrication
Oil (Oil-bath) 5300 min-1 Oil-bath lubrication
Dimensions
a 20 mm Effective load center
Abutment and Fillet Dimensions
da 63 mm Diameter of shaft abutment
Da 83 mm Diameter of housing abutment
db 57 mm Diameter of shaft abutment
Db 87 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 0.8 mm Radius of shaft or housing fillet of outer ring
Calculation factors
e 0.38 Constant
Y0 0.87 Axial load Factors
Y1 1.6 Axial load Factors
Mass
CONE (approx.) 0.46 kg
CUP (approx.) 0.247 kg
28580/28521 bearing
We also offer the following brands
ZWZ LYC C&U TWB TMB HRB LS NSK FAG ROLLWAY

<>ZWZ 28580/28521