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 5960-01-060-9248
NSN 6150-01-445-3306
NSN 5925-00-434-5484
NSN 5985-01-068-2744
NSN 5915-01-486-7631
NSN 7035-01-364-0286
NSN 5930-01-217-0172
NSN 6110-01-420-2702
NSN 6150-01-525-0527
NSN 5930-01-475-3501
NSN 6610-00-649-9398
NSN 5910-00-167-6814