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1380/1329

Inch Design Tapered Roller Bearings
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Parts Number
1380/1329 Inch Series Tapered Roller Bearings
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Display units

Parts Number

1380/1329

Boundary Dimensions

d 22.225 mm Bore diameter
D 53.975 mm Outside diameter
T 19.368 mm Total width
B 20.168 mm Width of inner ring
C 14.288 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 50000 N Basic dynamic load rating
C0r 43000 N Basic static load rating

Speeds

Grease 7500 min-1 Grease lubrication
Oil (Oil-bath) 10000 min-1 Oil-bath lubrication

Dimensions

a 11.3 mm Effective load center

Abutment and Fillet Dimensions

da 29.5 mm Diameter of shaft abutment
Da 46 mm Diameter of housing abutment
db 27 mm Diameter of shaft abutment
Db 49 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 0.29 Constant
Y0 1.1 Axial load Factors
Y1 2.1 Axial load Factors

Mass

CONE (approx.) 0.137 kg
CUP (approx.) 0.082 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 1380/1329

© NSK Ltd.

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