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29685/29620

Inch Design Tapered Roller Bearings
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Parts Number
29685/29620 Inch Series Tapered Roller Bearings
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Display units

Parts Number

29685/29620

Boundary Dimensions

d 73.025 mm Bore diameter
D 112.712 mm Outside diameter
T 25.4 mm Total width
B 25.4 mm Width of inner ring
C 19.05 mm Width of outer ring
Cup r (min.) 3.3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)

Basic Load Ratings

Cr 118000 N Basic dynamic load rating
C0r 152000 N Basic static load rating

Speeds

Grease 2800 min-1 Grease lubrication
Oil (Oil-bath) 4000 min-1 Oil-bath lubrication

Dimensions

a 26.3 mm Effective load center

Abutment and Fillet Dimensions

da 86 mm Diameter of shaft abutment
Da 101 mm Diameter of housing abutment
db 80 mm Diameter of shaft abutment
Db 109 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 3.3 mm Radius of shaft or housing fillet of outer ring

Calculation factors

e 0.49 Constant
Y0 0.68 Axial load Factors
Y1 1.2 Axial load Factors

Mass

CONE (approx.) 0.62 kg
CUP (approx.) 0.273 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 29685/29620

© NSK Ltd.

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