12 pores per linear cm
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 5835-00-431-4451
NSN 5975-01-588-0291
NSN 5990-01-013-0793
NSN 5999-01-036-5382
NSN 5895-01-530-0530
NSN 5835-01-321-7895
NSN 6220-01-370-9438
NSN 5915-00-887-6119
NSN 5998-01-432-1829
NSN 5945-01-018-1935
NSN 6145-01-544-5786
NSN 6130-01-438-0399