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  • BS A 342:1999

    Current The latest, up-to-date edition.

    Nuts, plain or slotted (castellated). Procurement specification

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  15-03-1999

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    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

    Abstract - (Show below) - (Hide below)

    Defines the required characteristics for metric plain or slotted (castellated) nuts, with MJ threads, used in aerospace construction.

    Scope - (Show below) - (Hide below)

    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.

    General Product Information - (Show below) - (Hide below)

    Committee ACE/12
    Development Note Also numbered as ISO 9139 Supersedes 96/713916 DC (11/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    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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