NTN BEARING CORPORATION OF AMERICA
NTN BEARING CORPORATION OF AMERICA
Head Office
1600 E. Bishop Court, P.O. Box 7604
Mount Prospect, IL 60056-7604, U.S.A.
Phone: 847-298-7500
Fax: 847-699-9744
Toll Free: 800-323-2358
Email: mkt@ntnamerica.com
Website: www.ntnamericas.com
Print Back
Unit of Measure

Order Now

Ordering Options

 N/A

Find a Distributor

Contact NTN Customer Support Specialist

Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type

 N/A Tapered Roller Bearing

Bore Type

 N/A Round

Material

 N/A Case Carburized Steel

Style

 N/A TDO

Precision Rating

 N/A Class 4

Cone Number

 N/A 24780

Cup Number

 N/A 24720D

Configuration

 N/A Two

Lubrication

 N/A w/o Oil Hole

e (Axial Load Factor)

 N/A 0.39

Y2 (Axial Load Factor)

 N/A 1.53

Static Load Rating

 N/A 18100 lbf80500 N80.50 kN

Dynamic Load Rating

 N/A 14600 lbf65000 N65.00 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 1.6250 in41.275 mm

D

 N/A 3.0000 in76.200 mm

Wo

 N/A 1.5625 in39.688 mm

Wi

 N/A 0.9063 in23.020 mm

r

 N/A 0.0300 in0.800 mm

R

 N/A 0.14 in3.5 mm