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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Case Carburized Steel

Style

Cone & Cup

Precision Rating

Class 4

Cone Number

67791

Cup Number

67720

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.44

Y2 (Axial Load Factor)

1.36

Static Load Rating

175000 lbf780000 N780.00 kN

Dynamic Load Rating

83000 lbf370000 N370.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

7.0000 in177.800 mm

D

9.7500 in247.650 mm

Wo

1.5 in38.1 mm

Wi

1.8750 in47.625 mm

W

1.8750 in47.625 mm

r

0.13 in3.3 mm

R

0.41 in10.5 mm

a (Effective Load Center)

0.19 in4.8 mm

U

8.19 in208.0 mm

V

7.40 in188.0 mm

X

9.45 in240.0 mm

Z

9.02 in229.0 mm