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68450/68709

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

68450/68709

Boundary Dimensions

d 114.3 mm
D 180 mm
B 31.75 mm
T 34.925 mm
C 25.4 mm
Cup r (min.) 0.8 mm
Cone r (min.) 3.5 mm

Basic Load Ratings

Cr 214000 N Basic dynamic load rating
C0r 254000 N Basic static load rating

Speeds

Grease 1800 min-1
Oil 2400 min-1

Dimensions

a 40 mm

Abutment and Fillet Dimensions

da 130 mm
db 123 mm
Da 165 mm
Db 172 mm
ra (max.) 3.5 mm

Calculation factors

e 0.5
Y1 1.2
Y0 0.66

Additional information

Mass

(approx.) 1.95 kg