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  • BS ISO 28741:2013

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Road vehicles. Spark-plugs and their cylinder head housings. Basic characteristics and dimensions

    Available format(s):  Hardcopy, PDF

    Superseded date:  01-09-2023

    Language(s):  English

    Published date:  30-11-2013

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Terminals
    5 Dimensions, threads and related items
    6 Other dimensions of spark-plugs and their
      cylinder head housings
    7 Installation tightening torque
    8 Spark-plug dimensions
    9 Cylinder head housings
    Annex A (normative) - Spark-plugs with half thread
                          and their cylinder head housings
    Annex B (informative) - Optional terminals for compact
                            spark-plugs
    Annex C (informative) - Optional combination cylinder
                            head housing for spark-plugs
                            with conical or flat seating
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes the main properties and dimensions of spark-plugs, including the terminals and the dimensions of their cylinder head housings, for use with spark-ignition engines.

    Scope - (Show below) - (Hide below)

    This International Standard specifies the main properties and dimensions of spark-plugs, including the terminals and the dimensions of their cylinder head housings, for use with spark-ignition engines.

    This International Standard does not cover screened and waterproof spark-plugs (see ISO3412, ISO3895, and ISO3896).

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

    Committee MCE/22
    Development Note Supersedes 07/30155222 DC. (11/2009) Supersedes 12/30236938 DC. (11/2013)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    ISO 6518-1:2002 Road vehicles Ignition systems Part 1: Vocabulary
    ISO 3895:1986 Road vehicles — Screened and waterproof spark-plug and its connection — Type 2
    ISO 3896:1986 Road vehicles — Screened and waterproof spark-plug and its connection — Type 3
    ISO 4095:1998 Aerospace — Bihexagonal drives — Wrenching configuration — Metric series
    ISO 3412:1992 Road vehicles — Screened and waterproof spark-plugs and their connections — Types 1A and 1B
    ISO 68-1:1998 ISO general purpose screw threads — Basic profile — Part 1: Metric screw threads
    ISO 261:1998 ISO general purpose metric screw threads General plan
    ISO 11565:2006 Road vehicles Spark-plugs Test methods and requirements
    ISO 965-1:2013 ISO general purpose metric screw threads — Tolerances — Part 1: Principles and basic data
    ISO 965-3:1998 ISO general purpose metric screw threads Tolerances Part 3: Deviations for constructional screw threads
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