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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

495S

Cup Number

492A

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.44

Y2 (Axial Load Factor)

1.35

Static Load Rating

48000 lbf213000 N213.00 kN

Dynamic Load Rating

31500 lbf140000 N140.00 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

2.8125 in71.438 mm

D

5.2500 in133.350 mm

Wo

0.8750 in22.225 mm

Wi

1.1720 in29.769 mm

W

1.1875 in30.162 mm

r

0.13 in3.3 mm

R

0.14 in3.5 mm

a (Effective Load Center)

0.03 in0.8 mm

U

3.46 in88.0 mm

V

3.23 in82.0 mm

X

5.04 in128.0 mm

Z

4.72 in120.0 mm