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 5925-01-409-1885
NSN 6610-00-007-6832
NSN 6130-00-580-3725
NSN 6320-01-029-4220
NSN 5996-00-557-8902
NSN 5935-00-223-0047
NSN 5999-01-126-4966
NSN 5975-01-378-7355
NSN 6150-00-023-4968
NSN 5855-01-063-6340
NSN 6610-01-554-7451
NSN 5935-01-377-9366