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 6110-01-127-0952
NSN 5960-01-443-3067
NSN 7035-00-225-6499
NSN 5905-01-359-1963
NSN 5975-01-462-0085
NSN 5930-00-867-1412
NSN 5905-01-220-0429
NSN 6145-01-292-3228
NSN 6145-00-593-3782
NSN 5915-01-172-4298
NSN 7035-01-334-5855
NSN 5965-01-222-8894