Ring & Plug Thread Gages  
 
Call 616 954 6581 for Thread Gages
About Ring & Plug Thread GagesUsed - Surplus Ring & Plug Thread GagesRing & Plug Thread Gage Technical InformationRing & Plug Thread Gage CatalogsContact Ring & Plug Thread GagesBookmark

 

 

 

 

API Screw Thread Gages

NU Screw Threads for American Petroleum Institute-API

Go Directly to the Gage Price Sheets

Working Ring or Working Plug
Size  (in Inches)
T.P.I. (Threads per Inch)
T.P.F. (Taper per Foot)
1.0500
10
3/4
1.3150
10
3/4
1.6600
10
3/4
1.9000
10
3/4
2-3/8
10
3/4
2-7/8
10
3/4
3-1/2
10
3/4
4
8
3/4
4-1/2
8
3/4

 

Return to the Main API Index Home Page

Original Posting: 08/24/2011
Last Revision: 6/11/2012
Error corrections in or comments about the above data can be sent to: office@gagecrib.com

About UsUsed SurplusTech InfoCatalogsContact UsBookmark
 

 

Top

Gage Crib Worldwide, Inc.
6701 Old 28th St SE, Suite B
Grand Rapids, MI 49546-6937
Phone: 001-616-954-6581 • Fax: 001-616-954-6583
CONTACT  FORMS & INFO

Copyright © 2002-2019 Ring & Plug Thread Gages. All rights reserved.