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Unit of Measure

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Style

Cone & Cup

Precision Rating

Class 4

Cone Number

3188

Cup Number

3120

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.33

Y2 (Axial Load Factor)

1.80

Static Load Rating

22000 lbf98000 N98.00 kN

Dynamic Load Rating

19000 lbf84500 N84.50 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

1.2500 in31.750 mm

D

2.8593 in72.626 mm

Wo

0.9375 in23.813 mm

Wi

1.1810 in29.997 mm

W

1.1875 in30.162 mm

r

0.1300 in3.300 mm

R

0.03 in0.8 mm

a (Effective Load Center)

-0.3900 in-9.900 mm

U

1.57 in40.0 mm

V

1.56 in39.5 mm

X

2.64 in67.0 mm

Z

2.40 in61.0 mm