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

539A

Cup Number

532A

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.30

Y2 (Axial Load Factor)

2.02

Static Load Rating

45000 lbf201000 N201.00 kN

Dynamic Load Rating

34500 lbf154000 N154.00 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

2.1250 in53.975 mm

D

4.3750 in111.125 mm

Wo

1.1875 in30.163 mm

Wi

1.4550 in36.957 mm

W

1.5000 in38.100 mm

r

0.13 in3.3 mm

R

0.22 in5.5 mm

a (Effective Load Center)

-0.48 in-12.2 mm

U

2.83 in72.0 mm

V

2.40 in61.0 mm

X

3.94 in100.0 mm

Z

3.74 in95.0 mm