10 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 4140-00-593-8425
NSN 7035-01-398-9581
NSN 6105-01-512-1140
NSN 5985-01-554-5163
NSN 5996-01-371-4182
NSN 6610-00-976-3935
NSN 6320-01-425-1417
NSN 5910-00-018-6385
NSN 6685-01-499-6864
NSN 6240-01-126-9167
NSN 5905-01-623-5584
NSN 5855-01-165-6361