BS A 342:1999
Current
The latest, up-to-date edition.
Nuts, plain or slotted (castellated). Procurement specification
Hardcopy , PDF
English
15-03-1999
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1 Scope
2 Normative references
3 Terms and definitions
4 Quality assurance
4.1 General
4.1.1 Approval of manufacturers
4.1.2 Qualification of nuts
4.1.3 Production acceptance of nuts
4.2 Qualification inspection and test conditions
4.3 Production acceptance inspection and test conditions
4.4 Use of "Statistical process control (SPC)"
5 Technical requirements
Annex A (normative) Types of permissible surface discontinuity
Annex B (informative) Cross-sectional area formula
Defines the required characteristics for metric plain or slotted (castellated) nuts, with MJ threads, used in aerospace construction.
| Committee |
ACE/12
|
| DevelopmentNote |
Also numbered as ISO 9139 Supersedes 96/713916 DC (11/2005)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard specifies the required characteristics for metric plain or slotted (castellated) nuts, with MJ threads according to ISO 5855-2, for use in aerospace construction.
It is applicable to nuts as defined above, provided that reference is made to this International Standard in the relevant definition document.
| ISO 8788:2000 | Aerospace Nuts, metric Tolerances of form and position |
| ISO 5855-2:1999 | Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts |
| ISO 1463:2003 | Metallic and oxide coatings Measurement of coating thickness Microscopical method |
| ISO 7870:1993 | Control charts General guide and introduction |
| ISO 9002:1994 | Quality systems — Model for quality assurance in production, installation and servicing |
| ISO 3452:1984 | Non-destructive testing — Penetrant inspection — General principles |
| ISO 3887:2003 | Steels Determination of depth of decarburization |
| ISO/TR 13425:2006 | Guidelines for the selection of statistical methods in standardization and specification |
| ISO 7966:1993 | Acceptance control charts |
| ISO 9140:1998 | Aerospace Nuts, plain or slotted (castellated) Test methods |
| ISO 9003:1994 | Quality systems Model for quality assurance in final inspection and test |
| ISO 9227:2017 | Corrosion tests in artificial atmospheres — Salt spray tests |
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