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ISO
ISO 7721:1983

ISO 7721:1983

Countersunk head screws — Head configuration and gauging

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General Information

Status :

Active

Standard Type : Main

Document No : ISO 7721:1983

Document Year : 1983

Pages : 3

Edition : 1

Section Volume : Fasteners with metric internal thread (ISO/TC 2/SC 11.)

ICS : Bolts, screws, studs (21.060.10)

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 StandardDetails; the annex contains the calculation basis