Bearing Finder
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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 2

Cone Number

387AS

Cup Number

382A

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.35

Y2 (Axial Load Factor)

1.69

Static Load Rating

23600 lbf105000 N105.00 kN

Dynamic Load Rating

18500 lbf82500 N82.50 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image
Tapered Roller Set - Inch Series and J Series - Dimensions

B

2.2500 in57.150 mm

D

3.8125 in96.838 mm

Wo

0.6250 in15.875 mm

Wi

0.8640 in21.946 mm

W

0.8268 in21.000 mm

r

0.0300 in0.800 mm

R

0.20 in5.0 mm

a (Effective Load Center)

-0.1200 in-3.000 mm

U

2.83 in72.0 mm

V

2.44 in62.0 mm

X

3.62 in92.0 mm

Z

3.54 in90.0 mm