30 pores per linear inch
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 5990-00-483-0486
NSN 5855-01-502-6414
NSN 2925-00-193-2402
NSN 2925-01-400-2286
NSN 2925-00-233-5644
NSN 5930-00-832-8364
NSN 5985-01-367-4632
NSN 6135-01-177-3552
NSN 5998-01-449-3891
NSN 5965-01-534-9961
NSN 5965-01-453-1108
NSN 5920-01-248-9835