EN 148-1 : 2019
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Respiratory protective devices - Threads for facepieces - Part 1: Standard thread connection
20-04-2022
11-01-2019
This document specifies standard threads for respiratory protective devices and the description of test devices necessary for the assessment of some of the requirements.
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