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11590/11520 Series

Inch Design Tapered Roller Bearings
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Grouped product items
Parts Number Qty
11590/11520 Inch Series Tapered Roller Bearings
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11590R/11520R Inch Series Tapered Roller Bearings
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Display units

Designations

11590/11520

Boundary Dimensions

d 15.875 mm Bore diameter
D 42.862 mm Outside diameter
T 14.288 mm Total width
B 14.288 mm Width of inner ring
C 9.525 mm Width of outer ring
Cup r (min.) 1.5 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 1.5 mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 21300 N Basic dynamic load rating
C0r 17200 N Basic static load rating

Speeds

Grease 8500 min-1 Grease lubrication
Oil (Oil-bath) 12000 min-1 Oil-bath lubrication

Dimensions

a 13 mm Effective load center

Abutment and Fillet Dimensions

da 24.5 mm Diameter of shaft abutment
Da 34.5 mm Diameter of housing abutment
db 22.5 mm Diameter of shaft abutment
Db 39.5 mm Diameter of housing abutment
ra (max.) 1.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 1.5 mm Radius of shaft or housing fillet of outer ring

Calculation factors

e 0.7 Constant
Y0 0.47 Axial load Factors
Y1 0.85 Axial load Factors

Mass

CONE (approx.) 0.061 kg
CUP (approx.) 0.04 kg

Properties

Cage ( ): Pressed steel cage
Tolerance ISO NORMAL CLASS
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 11590/11520

© NSK Ltd.

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