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2580/2523

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

2580/2523

Boundary Dimensions

d 31.75 mm
D 69.85 mm
B 25.357 mm
T 23.812 mm
C 19.05 mm
Cup r (min.) 1.3 mm
Cone r (min.) 0.8 mm

Basic Load Ratings

Cr 87000 N Basic dynamic load rating
C0r 84000 N Basic static load rating

Speeds

Grease 5600 min-1
Oil 7500 min-1

Dimensions

a 14.5 mm

Abutment and Fillet Dimensions

da 38.5 mm
db 37.5 mm
Da 61 mm
Db 64 mm
ra (max.) 0.8 mm

Calculation factors

e 0.27
Y1 2.2
Y0 1.2

Additional information

Mass

(approx.) 0.282 kg