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A4050/A4138

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

A4050/A4138

Boundary Dimensions

d 12.7 mm
D 34.988 mm
B 10.988 mm
T 10.998 mm
C 8.73 mm
Cup r (min.) 1.3 mm
Cone r (min.) 1.3 mm

Basic Load Ratings

Cr 14400 N Basic dynamic load rating
C0r 10900 N Basic static load rating

Speeds

Grease 12000 min-1
Oil 16000 min-1

Dimensions

a 8.2 mm

Abutment and Fillet Dimensions

da 18.5 mm
db 17 mm
Da 29 mm
Db 32 mm
ra (max.) 1.3 mm

Calculation factors

e 0.45
Y1 1.3
Y0 0.73

Additional information

Mass

(approx.) 0.033 kg