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67885/67820

Inch Design Tapered Roller Bearings
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Parts Number
67885/67820 Inch Series Tapered Roller Bearings
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Display units

Parts Number

67885/67820

Boundary Dimensions

d 190.5 mm Bore diameter
D 266.7 mm Outside diameter
T 47.625 mm Total width
B 46.833 mm Width of inner ring
C 38.1 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 425000 N Basic dynamic load rating
C0r 720000 N Basic static load rating

Speeds

Grease 1100 min-1 Grease lubrication
Oil (Oil-bath) 1500 min-1 Oil-bath lubrication

Dimensions

a 57.9 mm Effective load center

Abutment and Fillet Dimensions

da 209 mm Diameter of shaft abutment
Da 246 mm Diameter of housing abutment
db 203 mm Diameter of shaft abutment
Db 259 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 0.48 Constant
Y0 0.69 Axial load Factors
Y1 1.3 Axial load Factors

Mass

CONE (approx.) 5.4 kg
CUP (approx.) 2.64 kg
CAD
More Information
NSK Product Type2 TRBSR_ID
NSK Product Type Bearing
Designations 67885/67820

© NSK Ltd.

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