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Boundary Dimensions
d 42.862 mm Bore diameter
D 76.992 mm Outside diameter
T 17.462 mm Total width
B 17.145 mm Width of inner ring
C 11.908 mm Width of outer ring
Cup r (min.) 1.5 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 1.5 mm Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr 54000 N Basic dynamic load rating
C0r 54000 N Basic static load rating
Speeds 
Grease 4500 min-1 Grease lubrication
Oil (Oil-bath) 6000 min-1 Oil-bath lubrication
Dimensions
a 17.7 mm Effective load center
Abutment and Fillet Dimensions
da 51 mm Diameter of shaft abutment
Da 68 mm Diameter of housing abutment
db 48.5 mm Diameter of shaft abutment
Db 73 mm Diameter of housing abutment
ra (max.) 1.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 1.5 mm Radius of shaft or housing fillet of outer ring
Calculation factors
e 0.51 Constant
Y0 0.65 Axial load Factors
Y1 1.2 Axial load Factors
Mass
CONE (approx.) 0.228 kg
CUP (approx.) 0.098 kg
 12168/12303 bearing
We also offer the following brands
ZWZ LYC C&U TWB TMB HRB LS NSK FAG ROLLWAY

<>ZWZ 12168/12303