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2789/2720

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

2789/2720

Boundary Dimensions

d 39.688 mm
D 76.2 mm
B 25.654 mm
T 23.812 mm
C 19.05 mm
Cup r (min.) 3.3 mm
Cone r (min.) 3.5 mm

Basic Load Ratings

Cr 90500 N Basic dynamic load rating
C0r 91000 N Basic static load rating

Speeds

Grease 5000 min-1
Oil 6700 min-1

Dimensions

a 15.9 mm

Abutment and Fillet Dimensions

da 52 mm
db 45 mm
Da 66 mm
Db 70 mm
ra (max.) 3.5 mm

Calculation factors

e 0.3
Y1 2
Y0 1.1

Additional information

Mass

(approx.) 0.292 kg