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 5975-00-480-7902
NSN 6150-00-257-5027
NSN 5999-00-338-9035
NSN 5895-01-377-2435
NSN 6145-00-003-4184
NSN 4140-00-826-9031
NSN 6110-00-872-4027
NSN 5965-01-371-1297
NSN 5935-00-250-4992
NSN 6130-01-534-0572
NSN 5985-00-917-9824
NSN 6150-00-928-0790