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25878/25820

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

25878/25820

Boundary Dimensions

d 34.925 mm
D 73.025 mm
B 24.608 mm
T 23.812 mm
C 19.05 mm
Cup r (min.) 2.3 mm
Cone r (min.) 3.5 mm

Basic Load Ratings

Cr 87500 N Basic dynamic load rating
C0r 86000 N Basic static load rating

Speeds

Grease 5300 min-1
Oil 7100 min-1

Dimensions

a 15.7 mm

Abutment and Fillet Dimensions

da 47 mm
db 40.5 mm
Da 64 mm
Db 68 mm
ra (max.) 3.5 mm

Calculation factors

e 0.29
Y1 2.1
Y0 1.1

Additional information

Mass

(approx.) 0.304 kg