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L68149/L68111

Inch Design Tapered Roller Bearings
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Parts Number
L68149/L68111 Inch Series Tapered Roller Bearings
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Display units

Parts Number

L68149/L68111

Boundary Dimensions

d 35 mm Bore diameter
D 59.975 mm Outside diameter
T 15.875 mm Total width
B 16.764 mm Width of inner ring
C 11.938 mm Width of outer ring
Cup r (min.) 1.3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) SPEC mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 43000 N Basic dynamic load rating
C0r 47000 N Basic static load rating

Speeds

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

Dimensions

a 13.2 mm Effective load center

Abutment and Fillet Dimensions

da 45.5 mm Diameter of shaft abutment
Da 53 mm Diameter of housing abutment
db 39 mm Diameter of shaft abutment
Db 56 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 1.3 mm Radius of shaft or housing fillet of outer ring

Calculation factors

e 0.42 Constant
Y0 0.79 Axial load Factors
Y1 1.4 Axial load Factors

Mass

CONE (approx.) 0.117 kg
CUP (approx.) 0.064 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations L68149/L68111

© NSK Ltd.

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