A replaceable device designed to remove dust, pollen or other foreign matter from the air passing through it. The removal of particles is accomplished by porous, fibrous or shredded material (metallic or non-metallic) which is loosely woven or matted, the shape of which may be maintained by stiffening or binding material. It is designed to fit into a filter element, air conditioning or for direct application to air conditioners, ventilation systems, hot air furnaces, and electrical and electronic equipment which have retaining devices. It may be furnished in custom size form or in a continuous length. Excludes filtering pad, air cooler; and filtering roll, air conditioning. Excludes bulk materials not specifically designed for filtering. See also insulation blanket, thermal; plastic material, cellular; rubber sheet, cellular.
NSN 5960-00-692-2887
NSN 6150-01-388-3009
NSN 6685-00-961-6449
NSN 6135-01-550-2518
NSN 6105-01-546-0591
NSN 5935-01-174-1765
NSN 5990-00-067-6791
NSN 7035-01-434-1986
NSN 5960-00-597-2680
NSN 6110-00-280-2753
NSN 4140-01-508-5152
NSN 6645-00-837-2267