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08125/08231

Inch Design Tapered Roller Bearings
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Parts Number
08125/08231 Inch Series Tapered Roller Bearings
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Display units

Parts Number

08125/08231

Boundary Dimensions

d 31.75 mm Bore diameter
D 58.738 mm Outside diameter
T 14.684 mm Total width
B 15.08 mm Width of inner ring
C 10.716 mm Width of outer ring
Cup r (min.) 1 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 1 mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 35500 N Basic dynamic load rating
C0r 33500 N Basic static load rating

Speeds

Grease 6000 min-1 Grease lubrication
Oil (Oil-bath) 8000 min-1 Oil-bath lubrication

Dimensions

a 13.3 mm Effective load center

Abutment and Fillet Dimensions

da 37.5 mm Diameter of shaft abutment
Da 52 mm Diameter of housing abutment
db 36 mm Diameter of shaft abutment
Db 55 mm Diameter of housing abutment
ra (max.) 1 mm Radius of shaft or housing fillet of inner ring
ra (max.) 1 mm Radius of shaft or housing fillet of outer ring

Calculation factors

e 0.47 Constant
Y0 0.7 Axial load Factors
Y1 1.3 Axial load Factors

Mass

CONE (approx.) 0.113 kg
CUP (approx.) 0.057 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 08125/08231

© NSK Ltd.

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