contact us page

HR30311J

Metric Series Tapered Roller Bearings
Metric Series Tapered Roller Bearings

Product Information

Designations

HR30311J

Boundary Dimensions

d 55 mm
D 120 mm
B 29 mm
T 31.5 mm
C 25 mm
Cup r (min.) 2 mm
Cone r (min.) 2.5 mm

Basic Load Ratings

Cr 184000 N Basic dynamic load rating
C0r 171000 N Basic static load rating

Speeds

Grease 3200 min-1
Oil 4300 min-1

Dimensions

a 24.6 mm

Abutment and Fillet Dimensions

da (min.) 70 mm
db (max.) 71 mm
Da (min.) 104 mm
Db(min.) 111 mm
Da(max.) 110 mm
Sa 4 mm
Sb 6.5 mm
ra (max.) 2 mm

Calculation factors

e 0.35
Y1 1.7
Y0 0.96

Additional information

Mass

(approx.) 1.63 kg