contact us page

HR30304J

Metric Series Tapered Roller Bearings
Metric Series Tapered Roller Bearings

Product Information

Designations

HR30304J

Boundary Dimensions

d 20 mm
D 52 mm
B 15 mm
T 16.25 mm
C 13 mm
Cup r (min.) 1.5 mm
Cone r (min.) 1.5 mm

Basic Load Ratings

Cr 43000 N Basic dynamic load rating
C0r 33500 N Basic static load rating

Speeds

Grease 7500 min-1
Oil 10000 min-1

Dimensions

a 11.6 mm

Abutment and Fillet Dimensions

da (min.) 31 mm
db (max.) 27 mm
Da (min.) 44 mm
Db(min.) 47.5 mm
Da(max.) 44 mm
Sa 2 mm
Sb 3 mm
ra (max.) 1.5 mm

Calculation factors

e 0.3
Y1 2
Y0 1.1

Additional information

Mass

(approx.) 0.172 kg