4820-14-287-7872

4240-00-330-5457 4240003305457 003305457 is a portable respiratory protective device designed to generate oxygen from chemicals and provide respirable air to the wearer by means of a closed recycling system without recourse to atmospheric air supply.

4240-00-177-0244 4240001770244 001770244 VALVE SEAT HOUSING ASSEMBLY

4240-00-854-4144 4240008544144 008544144 is a complete system consisting of a shelter with attached protective entrance(s), a filter unit, gas particulate, an environmental control unit (air conditioner, with or without heating, and the like), power supply or other power source. it is designed to protect and enable personnel to work within the shelter without wearing individual protective equipment in chemical/biological attack. may be inflatable or non-expandable shelter; may be permanently mounted in a trailer, truck or semi-trailer. for a collection of equipment used to transform existing housing unit(s), trailer(s), and the like, see collective protection equipment.

4240-00-632-3048 4240006323048 006323048 CABLE ASSY

4240-00-321-2080 4240003212080 003212080 is a collection of items used to increase wearing comfort and improve functional efficiency during cold weather of gas mask, breathing apparatus, and mask, chemical-biological.