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HR30311DJ

Metric Series Tapered Roller Bearings
Metric Series Tapered Roller Bearings

Product Information

Designations

HR30311DJ

Boundary Dimensions

d 55 mm
D 120 mm
B 29 mm
T 31.5 mm
C 21 mm
Cup r (min.) 2 mm
Cone r (min.) 2.5 mm

Basic Load Ratings

Cr 161000 N Basic dynamic load rating
C0r 153000 N Basic static load rating

Speeds

Grease 2800 min-1
Oil 4000 min-1

Dimensions

a 37 mm

Abutment and Fillet Dimensions

da (min.) 75 mm
db (max.) 67 mm
Da (min.) 94 mm
Db(min.) 114 mm
Da(max.) 110 mm
Sa 4 mm
Sb 10.5 mm
ra (max.) 2 mm

Calculation factors

e 0.83
Y1 0.73
Y0 0.4

Additional information

Mass

(approx.) 1.58 kg