Reference number
ISO 21342:2019
ISO 21342:2019
© ISO 2024
International Standard
ISO 21342:2019
Synchronous belt drives — Automotive belts and pulleys
Edition 1
2019-05
2019-05
Abstract
This document specifies the characteristics of synchronous endless belts and their related pulleys for use in automotive applications such as engine camshaft drives.
The characteristics include:
— belt pitch spacing;
— belt nominal tooth dimensions;
— belt width and width tolerance;
— belt pitch length and pitch length tolerance;
— pulley groove dimensions and tolerances;
— pulley tolerances and quality specifications.
Test methods for measuring belt pitch length and lateral runout are also included.
General information
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Status: PublishedPublication date: 2019-05Stage: Withdrawal ballot initiated [95.20]
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Edition: 1Number of pages: 20
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Technical Committee :ISO/TC 41/SC 4
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Life cycle
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Previously
WithdrawnISO 9010:1997
WithdrawnISO 9011:1997
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Now