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Unit of Measure

Technical Specifications

Type

N/A Tapered Roller Bearing

Bore Type

N/A Round

Material

N/A Case Carburized Steel

Style

N/A Cone & Cup

Precision Rating

N/A Class 4

Cone Number

N/A 68450

Cup Number

N/A 68712

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.50

Y2 (Axial Load Factor)

N/A 1.21

Static Load Rating

N/A 61000 lbf272000 N272.00 kN

Dynamic Load Rating

N/A 41000 lbf182000 N182.00 kN

Enclosure

N/A Open

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

N/A 4.5000 in114.300 mm

D

N/A 7.1250 in180.975 mm

Wo

N/A 1 in25.4 mm

Wi

N/A 1.2500 in31.750 mm

W

N/A 1.3750 in34.925 mm

r

N/A 0.13 in3.3 mm

R

N/A 0.14 in3.5 mm

a (Effective Load Center)

N/A 0.21 in5.3 mm

U

N/A 5.12 in130.0 mm

V

N/A 4.84 in123.0 mm

X

N/A 6.77 in172.0 mm

Z

N/A 6.42 in163.0 mm