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 Case Carburized Steel

Style

 N/A Cone & Cup

Precision Rating

 N/A Class 4

Cone Number

 N/A 2558

Cup Number

 N/A 2523

Configuration

 N/A One

Lubrication

 N/A w/o Oil Hole

e (Axial Load Factor)

 N/A 0.27

Y2 (Axial Load Factor)

 N/A 2.19

Static Load Rating

 N/A 18300 lbf81500 N81.50 kN

Dynamic Load Rating

 N/A 15500 lbf69000 N69.00 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 1.1875 in30.162 mm

D

 N/A 2.7500 in69.850 mm

Wo

 N/A 0.7500 in19.050 mm

Wi

 N/A 0.9983 in25.357 mm

W

 N/A 0.9375 in23.812 mm

r

 N/A 0.0500 in1.300 mm

R

 N/A 0.09 in2.3 mm

a (Effective Load Center)

 N/A -0.3600 in-9.100 mm

U

 N/A 1.57 in40.0 mm

V

 N/A 1.44 in36.5 mm

X

 N/A 2.52 in64.0 mm

Z

 N/A 2.40 in61.0 mm