2. Getting involved
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  4. NAFuO
NA 027

DIN Standards Committee Optics and Precision Mechanics

About NAFuO Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

DIN EN 142 [CURRENT] references following documents:

Document number Edition Title
EN 13274-3 2001-09 Respiratory protective devices - Methods of test - Part 3: Determination of breathing resistance More 
EN 148-2 1999-02 Respiratory protective devices - Threads for facepieces - Part 2: Centre thread connection More 
EN 148-3 1999-02 Respiratory protective devices - Threads for facepieces - Part 3: Thread connection M 45×3 More