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Boundary Dimensions
d 165.1 mm Bore diameter
D 247.65 mm Outside diameter
T 47.625 mm Total width
B 47.625 mm Width of inner ring
C 38.1 mm Width of outer ring
Cup r (min.) 3.3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr 400000 N Basic dynamic load rating
C0r 645000 N Basic static load rating
Speeds 
Grease 1300 min-1 Grease lubrication
Oil (Oil-bath) 1700 min-1 Oil-bath lubrication
Dimensions
a 52.4 mm Effective load center
Abutment and Fillet Dimensions
da 185 mm Diameter of shaft abutment
Da 229 mm Diameter of housing abutment
db 179 mm Diameter of shaft abutment
Db 240 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 3.3 mm Radius of shaft or housing fillet of outer ring
Calculation factors
e 0.44 Constant
Y0 0.75 Axial load Factors
Y1 1.4 Axial load Factors
Mass
CONE (approx.) 5.83 kg
CUP (approx.) 2.33 kg
67780/67720 bearing 
We also offer the following brands
ZWZ LYC C&U TWB TMB HRB LS NSK FAG ROLLWAY

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