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 6145-01-467-8090
NSN 5965-01-535-5789
NSN 5975-01-379-5050
NSN 5965-00-217-1113
NSN 5945-00-584-2046
NSN 6145-01-398-5093
NSN 5915-01-161-5847
NSN 5855-00-944-0949
NSN 6105-00-698-0697
NSN 5999-00-671-1245
NSN 6320-01-145-9013
NSN 5950-01-139-6830