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ISO 7721:1983

Countersunk head screws — Head configuration and gauging ISO 7721:1983

Publication date:   Sep 1, 1983

General information

90.93 Standard confirmed   Jul 10, 2024

ISO

ISO/TC 2/SC 11 Fasteners with metric external thread

International Standard

21.060.10   Bolts, screws, studs

Buying

Published

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Scope

Specifies the characteristics of products with thread sizes from M 1,6 up to and including M 20; it recommends a gauging method for the dimensions laid down in the respective product standards; the annex contains the calculation basis

Life cycle

NOW

PUBLISHED
ISO 7721:1983
90.93 Standard confirmed
Jul 10, 2024