Description
New Nosecup Valve Seat Assembly for M40 Series Gas Masks (Pair) RNVS (Replaceable Nosecup Valve Seat) New snap in (no RTV silicone glue necessary) Nosecup Valve Seat Assemblies (pair) hold the silicone rubber nosecup valve disks. The disks then allow filtered air to enter nosecup and prevent moist exhaled air from fogging the eyelens in cold weather. The nosecup valve seat assembly fits the M40 series gas mask, including the M40 gas mask, M40A1, M42, and M42A1, plus the 3M FR-M40 respirators including the FR-M40-10, FR-M40-20, & FR-M40-30. Purchase includes two replacement assemblies (two top pieces & two bottom pieces - spoked wheels & rings). NSN 4240-01-496-2844 Part # 5-1-2748
Features