ASME B1.12 : 1987

Table of Contents

Foreword
Standards Committee Roster
1 General
2 Terminology
3 Thread Designations
4 Screw Thread Profile
5 Screw Thread Series
6 Screw Thread Class
7 Screw Thread Allowances and Tolerances
8 Standard Series Threads and Formulas for
   Limits of Size
9 Thread Characteristics
10 Notes on Product Design and Application
11 Product Screw Thread Acceptability
12 Torque
Appendices
A - Obsolete Tentative Standard and Alternate Standard
    for Class 5 Interference-Fit Thread
B - Specifications for Elastic Interference-Fit Thread
C - Class 5 Modified Specifications for Plastic Flow
    Interference-Fit Thread With Addition of
    K Monel External Thread
D - Comparison of Interference Metal for the Thread
    Assemblies Tabulated in the Appendices With the
    American National Standard Class 5ThreadAssemblies

Abstract

Gives dimensional tables for external and internal plastic flow interference-fit threads of modified National thread form in the coarse thread series (NC) in sizes 0.250 in. through 1.500 in.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Society of Mechanical Engineers
Pages
ISBN