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 5855-01-003-0848
NSN 5996-01-030-1387
NSN 6105-01-527-0130
NSN 5999-01-322-5970
NSN 6610-01-376-9199
NSN 5985-00-966-6338
NSN 5855-01-591-0466
NSN 6240-01-581-2000
NSN 6240-00-201-9011
NSN 5835-01-589-4735
NSN 5998-01-351-9846
NSN 7035-01-335-7536