ISO 3412:1992

Road vehicles — Screened and waterproof spark-plugs and their connections — Types 1A and 1B

Publication date:   Dec 17, 1992

General information

90.60   Close of review   Sep 3, 2026

ISO

ISO/TC 22/SC 32 Electrical and electronic components and general system aspects

International Standard

43.060.50   Electrical and electronic equipment. Control systems

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Scope

Specifies the essential dimensional characteristics of a spark-plug type used with spark ignition engines. Tabulates major, pitch, and minor diameters for plug thread and connector thread. A figure illustrates shapes and reference quantities of concern.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 3412:1979

NOW

PUBLISHED
ISO 3412:1992
90.60 Close of review
Sep 3, 2026