Bearing Finder
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Ordering Options

 N/A Contact NTN Customer Relations

Technical Specifications

Type

 N/A Tapered Roller Bearing

Bore Type

 N/A Round

Material

 N/A Through Hardened Steel

Style

 N/A Cone & Cup

Precision Rating

 N/A Class 4

Cone Number

 N/A 31597

Cup Number

 N/A 31520

Configuration

 N/A One

Lubrication

 N/A w/o Oil Hole

e (Axial Load Factor)

 N/A 0.40

Y2 (Axial Load Factor)

 N/A 1.49

Static Load Rating

 N/A 21800 lbf97000 N97.00 kN

Dynamic Load Rating

 N/A 18100 lbf80500 N80.50 kN

Enclosure

 N/A Open

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

 N/A 1.4375 in36.512 mm

D

 N/A 3.0000 in76.200 mm

Wo

 N/A 0.9375 in23.813 mm

Wi

 N/A 1.1250 in28.575 mm

W

 N/A 1.1563 in29.370 mm

r

 N/A 0.1300 in3.300 mm

R

 N/A 0.14 in3.5 mm

a (Effective Load Center)

 N/A -0.3100 in-7.800 mm

U

 N/A 2.01 in51.0 mm

V

 N/A 1.75 in44.5 mm

X

 N/A 2.83 in72.0 mm

Z

 N/A 2.52 in64.0 mm