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3982/3926

Inch Design Tapered Roller Bearings
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Parts Number
3982/3926 Inch Series Tapered Roller Bearings
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Display units

Parts Number

3982/3926

Boundary Dimensions

d 63.5 mm Bore diameter
D 112.712 mm Outside diameter
T 33.338 mm Total width
B 30.048 mm Width of inner ring
C 26.988 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 173000 N Basic static load rating

Speeds

Grease 3200 min-1 Grease lubrication
Oil (Oil-bath) 4300 min-1 Oil-bath lubrication

Dimensions

a 28.7 mm Effective load center

Abutment and Fillet Dimensions

da 78 mm Diameter of shaft abutment
Da 98 mm Diameter of housing abutment
db 71 mm Diameter of shaft abutment
Db 106 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 0.4 Constant
Y0 0.82 Axial load Factors
Y1 1.5 Axial load Factors

Mass

CONE (approx.) 0.789 kg
CUP (approx.) 0.541 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 3982/3926

© NSK Ltd.

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