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 5920-01-390-2963
NSN 5985-00-927-1533
NSN 2925-01-464-8392
NSN 6220-01-157-2712
NSN 6145-00-317-2087
NSN 6220-01-016-4888
NSN 5975-00-834-7840
NSN 5985-01-026-1133
NSN 5855-01-476-4219
NSN 5998-00-975-1099
NSN 5925-00-932-3027
NSN 6240-01-408-6394