NA 067
DIN Standards Committee Fasteners
Standards
[CURRENT]
EN 27721
EN 27721
Countersunk head screws; head configuration and gauging (ISO 7721:1983)
Title (German)
Senkschrauben; Gestaltung und Prüfung von Senkköpfen (ISO 7721:1983)
Responsible national committee
NA 067-00-02 AA - Fasteners with metric external thread