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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

31593

Cup Number

31520

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.40

Y2 (Axial Load Factor)

1.49

Static Load Rating

21800 lbf97000 N97.00 kN

Dynamic Load Rating

18100 lbf80500 N80.50 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

1.3750 in34.925 mm

D

3.0000 in76.200 mm

Wo

0.9375 in23.813 mm

Wi

1.1250 in28.575 mm

W

1.1563 in29.370 mm

r

0.1300 in3.300 mm

R

0.14 in3.5 mm

a (Effective Load Center)

-0.3100 in-7.800 mm

U

1.97 in50.0 mm

V

1.71 in43.5 mm

X

2.83 in72.0 mm

Z

2.52 in64.0 mm