Material is foam, typ sif, 10 pores per inch, .75 inches thick
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 5835-00-440-9049
NSN 6620-01-259-5944
NSN 6685-00-239-9301
NSN 6135-01-651-7287
NSN 6220-01-237-6776
NSN 5990-01-326-2677
NSN 7035-00-919-3381
NSN 5985-00-833-8063
NSN 6130-00-374-7540
NSN 5990-00-830-5051
NSN 7035-01-204-9851
NSN 5935-01-494-5629