ASME B1.21M : 1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
METRIC SCREW THREADS - MJ PROFILE
Hardcopy , PDF
08-23-2021
English
01-01-2013
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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 - Coating of Threads
B - Symbols for MJ Thread Dimensions and Tolerances
Describes the basic triangular profile for the MJ thread form; provides a system of designations; lists the standard series of diameter/pitch combinations for diameters from 1.6 to 200 mm; and specifies limiting dimensions and tolerances.
| DocumentType |
Standard
|
| ISBN |
079182487X
|
| Pages |
62
|
| ProductNote |
Reconfirmed 1997
|
| PublisherName |
American Society of Mechanical Engineers
|
| Status |
Superseded
|
| SupersededBy |
| ISO 5855-2:1999 | Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts |
| ISO 5855-1:1999 | Aerospace MJ threads Part 1: General requirements |
| ASME B1.15 : 1995 | UNIFIED INCH SCREW THREADS (UNJ THREAD FORM) |
| ISO 5855-3:1999 | Aerospace MJ threads Part 3: Limit dimensions for fittings for fluid systems |
| ISO 261:1998 | ISO general purpose metric screw threads — General plan |
| ISO 965-1:2013 | ISO general purpose metric screw threads — Tolerances — Part 1: Principles and basic data |
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