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749A/743

Inch Series Tapered Roller Bearings
Inch Series Tapered Roller Bearings

Product Information

Designations

749A/743

Boundary Dimensions

d 82.55 mm
D 150 mm
B 46.672 mm
T 44.455 mm
C 35 mm
Cup r (min.) 3.3 mm
Cone r (min.) 3.5 mm

Basic Load Ratings

Cr 325000 N Basic dynamic load rating
C0r 370000 N Basic static load rating

Speeds

Grease 2400 min-1
Oil 3200 min-1

Dimensions

a 32.5 mm

Abutment and Fillet Dimensions

da 99 mm
db 93 mm
Da 134 mm
Db 142 mm
ra (max.) 3.5 mm

Calculation factors

e 0.33
Y1 1.8
Y0 1

Additional information

Mass

(approx.) 2.26 kg