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 6130-01-118-2065
NSN 6645-01-416-3749
NSN 5965-01-461-2850
NSN 5996-01-519-7548
NSN 5985-01-617-4424
NSN 5935-01-603-2337
NSN 5920-01-263-0685
NSN 5975-00-572-9118
NSN 6110-01-222-0767
NSN 5965-01-590-7085
NSN 5905-01-097-7872
NSN 6240-01-401-5340