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 7035-01-646-2515
NSN 5905-00-450-6332
NSN 5920-01-645-5512
NSN 5910-00-790-3789
NSN 5895-01-130-3825
NSN 5945-00-819-4915
NSN 6105-00-196-4957
NSN 5930-01-385-6471
NSN 5915-01-574-0214
NSN 6130-01-644-2817
NSN 5999-01-230-5675
NSN 5935-01-320-8651