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658/653X

Inch Design Tapered Roller Bearings
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Parts Number
658/653X Inch Series Tapered Roller Bearings
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Display units

Parts Number

658/653X

Boundary Dimensions

d 74.612 mm Bore diameter
D 150 mm Outside diameter
T 41.275 mm Total width
B 41.275 mm Width of inner ring
C 31.75 mm Width of outer ring
Cup r (min.) 3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 254000 N Basic dynamic load rating
C0r 296000 N Basic static load rating

Speeds

Grease 2400 min-1 Grease lubrication
Oil (Oil-bath) 3200 min-1 Oil-bath lubrication

Dimensions

a 33.2 mm Effective load center

Abutment and Fillet Dimensions

da 92 mm Diameter of shaft abutment
Da 133 mm Diameter of housing abutment
db 86 mm Diameter of shaft abutment
Db 141 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 3 mm Radius of shaft or housing fillet of outer ring

Calculation factors

e 0.41 Constant
Y0 0.81 Axial load Factors
Y1 1.5 Axial load Factors

Mass

CONE (approx.) 2.37 kg
CUP (approx.) 0.932 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 658/653X

© NSK Ltd.

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