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 5945-01-496-9659
NSN 5895-01-281-6196
NSN 5965-01-274-7933
NSN 6130-01-515-6060
NSN 6320-01-220-2264
NSN 5975-01-043-3084
NSN 5910-00-928-1448
NSN 5950-01-173-8223
NSN 6105-00-906-3491
NSN 5895-00-308-0285
NSN 6110-01-544-3949
NSN 5945-00-843-5199