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 5935-01-029-1765
NSN 4140-01-364-7845
NSN 5910-01-123-9850
NSN 6220-01-529-8419
NSN 6145-00-959-4257
NSN 5930-00-882-0253
NSN 6220-01-546-4863
NSN 5990-00-186-2445
NSN 6620-01-371-1655
NSN 5895-01-329-3358
NSN 5998-01-102-9780
NSN 6110-00-816-9715