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28138/28315

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

28138/28315

Boundary Dimensions

d 34.976 mm
D 80 mm
B 20.94 mm
T 21.006 mm
C 15.875 mm
Cup r (min.) 1.5 mm
Cone r (min.) 1.5 mm

Basic Load Ratings

Cr 69500 N Basic dynamic load rating
C0r 64500 N Basic static load rating

Speeds

Grease 5000 min-1
Oil 6700 min-1

Dimensions

a 16 mm

Abutment and Fillet Dimensions

da 43.5 mm
db 41 mm
Da 69 mm
Db 73 mm
ra (max.) 1.5 mm

Calculation factors

e 0.4
Y1 1.5
Y0 0.82

Additional information

Mass

(approx.) 0.308 kg