
Dimension series
ISO 4GD ISO355 dimension series approx.
Boundary Dimensions
d 320 mm Bore diameter
D 480 mm Outside diameter
T 100 mm Total width
B 100 mm Width of inner ring
C 74 mm Width of outer ring
Cup r (min.) 4 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 5 mm Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr 1850000 N Basic dynamic load rating
C0r 2910000 N Basic static load rating
Speeds
Grease 630 min-1 Grease lubrication
Oil (Oil-bath) 850 min-1 Oil-bath lubrication
Dimensions
a 104.5 mm Effective load center
Abutment and Fillet Dimensions
da (min.) 347 mm Diameter of shaft abutment
Db (min.) 461 mm Diameter of housing abutment
Da (min.) 430 mm Diameter of housing abutment
Da (max.) 462 mm Diameter of housing abutment
Sa 15 mm Minimum width of space required in housing on large side face
Sb 26 mm Minimum width of space required in housing on small side face
db (max.) 350 mm Diameter of shaft abutment
ra (max.) 4 mm Radius of shaft or housing fillet of inner ring
ra (max.) 3 mm Radius of shaft or housing fillet of outer ring
Calculation factors
e 0.46 Constant
Y0 0.72 Axial load Factors
Y1 1.3 Axial load Factors
Mass
(approx.) 60 kg

HR32064XJ bearing.
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