contact us page

HR31308J

Metric Series Tapered Roller Bearings
Metric Series Tapered Roller Bearings

Product Information

Designations

HR31308J

Boundary Dimensions

d 40 mm
D 90 mm
B 23 mm
T 25.25 mm
C 17 mm
Cup r (min.) 1.5 mm
Cone r (min.) 2 mm

Basic Load Ratings

Cr 98000 N Basic dynamic load rating
C0r 89500 N Basic static load rating

Speeds

Grease 3800 min-1
Oil 5300 min-1

Dimensions

a 28.7 mm

Abutment and Fillet Dimensions

da (min.) 56 mm
db (max.) 50 mm
Da (min.) 70 mm
Db(min.) 87 mm
Da(max.) 81 mm
Sa 3 mm
Sb 8 mm
ra (max.) 2 mm

Calculation factors

e 0.83
Y1 0.73
Y0 0.4

Additional information

Mass

(approx.) 0.728 kg