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780/772

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

780/772

Boundary Dimensions

d 101.6 mm
D 180.975 mm
B 48.006 mm
T 47.625 mm
C 38.1 mm
Cup r (min.) 3.3 mm
Cone r (min.) 3.5 mm

Basic Load Ratings

Cr 315000 N Basic dynamic load rating
C0r 375000 N Basic static load rating

Speeds

Grease 2000 min-1
Oil 2600 min-1

Dimensions

a 39.1 mm

Abutment and Fillet Dimensions

da 119 mm
db 113 mm
Da 161 mm
Db 168 mm
ra (max.) 3.5 mm

Calculation factors

e 0.39
Y1 1.6
Y0 0.86

Additional information

Mass

(approx.) 2.88 kg