The NBC Respiratory Mask
The NBC Respiratory Mask forms an important par of NBC warfare protective System. It provides protection to the face and respiratory against agents used in chemical warfare. The NBC Respiratory Mask are consists of face piece, inner mask exhalation valve system, Connector, harness system, visors and drinking water device. The face piece are having provision For mounting visors which are fitted to it Using double sealing frame. The exhalation valve Assembly is consisting of Nylon sieve, valve diaphragm and a valve casing. It shall be externally Protected by a valve cap which is press fitted on the exhalation valve. The connector assembly is Consists of a connector piece and an inhalation valve diaphragm. The canister is threaded to the Connector piece externally. This assembly is mounted on the face piece by a clamp. Inner Masks are fitted behind the exhalation valve assembly. It can also fit with two control valves, One to oral and other to nasal end. The drinking water assembly are consists of nipple, spring Loaded valve (SLV), hose etc. Nipple with SLV is fitted with the hose. The other end of the Hose fitted with the bottle SLV assembly. The bottle shall be threaded to the bottle SLV Assembly.