contact us page

3188/3120

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

3188/3120

Boundary Dimensions

d 31.75 mm
D 72.626 mm
B 29.997 mm
T 30.162 mm
C 23.812 mm
Cup r (min.) 3.3 mm
Cone r (min.) 0.8 mm

Basic Load Ratings

Cr 97500 N Basic dynamic load rating
C0r 90000 N Basic static load rating

Speeds

Grease 5300 min-1
Oil 7500 min-1

Dimensions

a 19.6 mm

Abutment and Fillet Dimensions

da 39.5 mm
db 39.5 mm
Da 61 mm
Db 67 mm
ra (max.) 0.8 mm

Calculation factors

e 0.33
Y1 1.8
Y0 0.99

Additional information

Mass

(approx.) 0.368 kg