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 5910-01-485-0279
NSN 6150-01-241-9445
NSN 6685-01-110-5296
NSN 5996-01-232-0067
NSN 5975-00-679-6738
NSN 5998-01-472-5987
NSN 6150-01-471-2942
NSN 6135-01-014-3144
NSN 5960-01-411-5899
NSN 6135-00-255-1340
NSN 6610-01-442-3509
NSN 5895-01-437-7839