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3780/3730

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

3780/3730

Boundary Dimensions

d 50.8 mm
D 93.264 mm
B 30.302 mm
T 30.162 mm
C 23.812 mm
Cup r (min.) 0.8 mm
Cone r (min.) 3.5 mm

Basic Load Ratings

Cr 127000 N Basic dynamic load rating
C0r 136000 N Basic static load rating

Speeds

Grease 3800 min-1
Oil 5300 min-1

Dimensions

a 22.4 mm

Abutment and Fillet Dimensions

da 64 mm
db 58 mm
Da 84 mm
Db 88 mm
ra (max.) 3.5 mm

Calculation factors

e 0.34
Y1 1.8
Y0 0.97

Additional information

Mass

(approx.) 0.565 kg