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LM72849/LM72810

Inch Design Tapered Roller Bearings
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Parts Number
LM72849/LM72810 Inch Series Tapered Roller Bearings
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Display units

Parts Number

LM72849/LM72810

Boundary Dimensions

d 22.606 mm Bore diameter
D 47 mm Outside diameter
T 15.5 mm Total width
B 15.5 mm Width of inner ring
C 12 mm Width of outer ring
Cup r (min.) 1 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 1.5 mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 32500 N Basic dynamic load rating
C0r 30000 N Basic static load rating

Speeds

Grease 8000 min-1 Grease lubrication
Oil (Oil-bath) 11000 min-1 Oil-bath lubrication

Dimensions

a 12.2 mm Effective load center

Abutment and Fillet Dimensions

da 29 mm Diameter of shaft abutment
Da 40.5 mm Diameter of housing abutment
db 27 mm Diameter of shaft abutment
Db 44.5 mm Diameter of housing abutment
ra (max.) 1.5 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.) 0.086 kg
CUP (approx.) 0.046 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations LM72849/LM72810

© NSK Ltd.

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