Bearing Finder
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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 44143

Cup Number

N/A 44348

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.78

Y2 (Axial Load Factor)

N/A 0.77

Static Load Rating

N/A 17500 lbf78000 N78.00 kN

Dynamic Load Rating

N/A 15800 lbf70500 N70.50 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 1.4375 in36.512 mm

D

N/A 3.4843 in88.501 mm

Wo

N/A 0.6875 in17.463 mm

Wi

N/A 0.9330 in23.698 mm

W

N/A 1.0000 in25.400 mm

r

N/A 0.0600 in1.500 mm

R

N/A 0.09 in2.3 mm

a (Effective Load Center)

N/A 0.1100 in2.900 mm

U

N/A 2.13 in54.0 mm

V

N/A 1.97 in50.0 mm

X

N/A 3.31 in84.0 mm

Z

N/A 2.95 in75.0 mm