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 5950-01-562-4901
NSN 6135-01-626-0875
NSN 6130-01-157-5052
NSN 5945-01-003-5742
NSN 6105-00-997-9085
NSN 5945-01-421-4135
NSN 7035-00-470-4977
NSN 5930-01-649-1517
NSN 6320-00-731-6134
NSN 5998-01-081-4245
NSN 5945-00-262-6042
NSN 6610-01-112-8137