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ASME B1.1 : 2003(R2018)

ASME B1.1 : 2003(R2018)

UNIFIED INCH SCREW THREADS, (UN AND UNR THREAD FORM)

American Society of Mechanical Engineers

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Table of Contents

Foreword
Standards Committee Roster
1 General
2 Profile of Thread
3 Series of Threads
4 Thread Characteristics
5 Dimensional Accommodation of Coatings
  and Platings
6 Designation of Threads
7 Acceptability
Appendices
A - Symbols - UNJ Thread Dimensions and
    Tolerances
B - Tolerance Table
C - Coating of Threads

Abstract

This Standard specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads.

General Product Information

Document Type Standard
Status Current
Publisher American Society of Mechanical Engineers
ProductNote Reconfirmed 2003
Supersedes
  • ASME B1.1:1989(R2001)

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