NA 027
DIN Standards Committee Optics and Precision Mechanics
Draft standard
[Withdrawn]
DIN EN 148-1
DIN EN 148-1
Respiratory protective devices - Threads for facepieces - Part 1: Standard thread connection; German and English version prEN 148-1:2017
Title (German)
Atemschutzgeräte - Gewinde für Atemanschlüsse - Teil 1: Rundgewindeanschluss; Deutsche und Englische Fassung prEN 148-1:2017
Responsible national committee
NA 027-02-04 AA - Occupational respiratory protective devices