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 6620-01-398-4175
NSN 6240-01-205-0005
NSN 6685-01-219-9754
NSN 2925-01-629-9416
NSN 5920-01-141-6885
NSN 5915-00-431-4941
NSN 6685-01-294-7505
NSN 4140-00-456-2268
NSN 5895-00-684-6879
NSN 6135-01-425-7434
NSN 6645-01-214-6309
NSN 4140-01-177-4776