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JM734449/JM734410

Inch Design Tapered Roller Bearings
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Parts Number
JM734449/JM734410 Inch Series Tapered Roller Bearings
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Display units

Parts Number

JM734449/JM734410

Boundary Dimensions

d 170 mm Bore diameter
D 240 mm Outside diameter
T 46 mm Total width
B 44.5 mm Width of inner ring
C 37 mm Width of outer ring
Cup r (min.) 2.5 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3 mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 470000 N Basic dynamic load rating
C0r 720000 N Basic static load rating

Speeds

Grease 1300 min-1 Grease lubrication
Oil (Oil-bath) 1800 min-1 Oil-bath lubrication

Dimensions

a 50.5 mm Effective load center

Abutment and Fillet Dimensions

da 185 mm Diameter of shaft abutment
Da 222 mm Diameter of housing abutment
db 180 mm Diameter of shaft abutment
Db 232 mm Diameter of housing abutment
ra (max.) 3 mm Radius of shaft or housing fillet of inner ring
ra (max.) 2.5 mm Radius of shaft or housing fillet of outer ring

Calculation factors

e 0.44 Constant
Y0 0.75 Axial load Factors
Y1 1.4 Axial load Factors

Mass

CONE (approx.) 4.42 kg
CUP (approx.) 2.02 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations JM734449/JM734410

© NSK Ltd.

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