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478/472A

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

478/472A

Boundary Dimensions

d 65 mm
D 120 mm
B 29.007 mm
T 29.002 mm
C 23.444 mm
Cup r (min.) 3.3 mm
Cone r (min.) 2.3 mm

Basic Load Ratings

Cr 151000 N Basic dynamic load rating
C0r 169000 N Basic static load rating

Speeds

Grease 3000 min-1
Oil 4000 min-1

Dimensions

a 24.3 mm

Abutment and Fillet Dimensions

da 77 mm
db 73 mm
Da 106 mm
Db 114 mm
ra (max.) 2.3 mm

Calculation factors

e 0.38
Y1 1.6
Y0 0.86

Additional information

Mass

(approx.) 0.942 kg