ShMP mask marking.
Embossed marking on the mask is applied by a mold. The mask helmet marking is located in the chin part on the right side. The label shows:
1. Symbol of the manufacturer;
2. Mold number;
3. Date of manufacture in the form - "09 .. "- 2009 (the last two digits of the year), 2nd quarter (quarter number - dots);
4. The size (height) of the helmet of the mask - in a circle is the number 0,1,2,3 or 4 (the presence of the letter “U” means “thinned”).
The SHMP helmet mask consists of the following main parts:
1 - inhalation valve combined with a connecting unit (M40 thread) for anti-gas filters or corrugated tubes;
2 - exhalation valve:
3 - spectacle node;
4 - rubber head.
The inhaled air from the valve 1 is directed to the spectacle glasses blowing them and thereby preventing fogging.
The warranty period for the helmet mask is 5 years.
It is used as part of industrial gas masks, insulating hose gas masks PSh-1, PSh-2.
Guaranteed shelf life - 6 years, of which 5 years in sets of industrial gas masks.
DSTU GOST R 12.4.166-85