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3490/3420

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

3490/3420

Boundary Dimensions

d 38.1 mm
D 79.375 mm
B 29.771 mm
T 29.37 mm
C 23.812 mm
Cup r (min.) 3.3 mm
Cone r (min.) 3.5 mm

Basic Load Ratings

Cr 108000 N Basic dynamic load rating
C0r 106000 N Basic static load rating

Speeds

Grease 4800 min-1
Oil 6700 min-1

Dimensions

a 20 mm

Abutment and Fillet Dimensions

da 52 mm
db 45.5 mm
Da 67 mm
Db 74 mm
ra (max.) 3.5 mm

Calculation factors

e 0.37
Y1 1.6
Y0 0.9

Additional information

Mass

(approx.) 0.404 kg