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33281/33462

Inch Design Tapered Roller Bearings
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Parts Number
33281/33462 Inch Series Tapered Roller Bearings
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Display units

Parts Number

33281/33462

Boundary Dimensions

d 71.438 mm Bore diameter
D 117.475 mm Outside diameter
T 30.162 mm Total width
B 30.162 mm Width of inner ring
C 23.812 mm Width of outer ring
Cup r (min.) 3.3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 147000 N Basic dynamic load rating
C0r 179000 N Basic static load rating

Speeds

Grease 3000 min-1 Grease lubrication
Oil (Oil-bath) 4000 min-1 Oil-bath lubrication

Dimensions

a 26.8 mm Effective load center

Abutment and Fillet Dimensions

da 85 mm Diameter of shaft abutment
Da 104 mm Diameter of housing abutment
db 79 mm Diameter of shaft abutment
Db 112 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 3.3 mm Radius of shaft or housing fillet of outer ring

Calculation factors

e 0.44 Constant
Y0 0.76 Axial load Factors
Y1 1.4 Axial load Factors

Mass

CONE (approx.) 0.789 kg
CUP (approx.) 0.442 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 33281/33462

© NSK Ltd.

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