Dimension series
ISO 3FD ISO355 dimension series approx.
Boundary Dimensions
d 320 mm Bore diameter
D 440 mm Outside diameter
T 76 mm Total width
B 76 mm Width of inner ring
C 57 mm Width of outer ring
Cup r (min.) 3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 4 mm Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr 1280000 N Basic dynamic load rating
C0r 2220000 N Basic static load rating
Speeds
Grease 670 min-1 Grease lubrication
Oil (Oil-bath) 900 min-1 Oil-bath lubrication
Dimensions
a 85 mm Effective load center
Abutment and Fillet Dimensions
da (min.) 341 mm Diameter of shaft abutment
Db (min.) 426 mm Diameter of housing abutment
Da (min.) 406 mm Diameter of housing abutment
Da (max.) 426 mm Diameter of housing abutment
Sa 13 mm Minimum width of space required in housing on large side face
Sb 19 mm Minimum width of space required in housing on small side face
db (max.) 344 mm Diameter of shaft abutment
ra (max.) 3 mm Radius of shaft or housing fillet of inner ring
ra (max.) 2.5 mm Radius of shaft or housing fillet of outer ring
Calculation factors
e 0.42 Constant
Y0 0.79 Axial load Factors
Y1 1.4 Axial load Factors
Mass
(approx.) 33.3 kg
We also offer the following brands
ZWZ LYC C&U TWB TMB HRB LS NSK
Best China Bearings Manufacturers and Bearing Distributors.
HR32964J bearing
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