20 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 5975-00-517-8116
NSN 5910-00-993-0639
NSN 5910-00-074-8717
NSN 5835-00-553-3575
NSN 7035-01-492-6799
NSN 6685-01-561-7964
NSN 5990-00-247-0975
NSN 6105-00-808-9527
NSN 5915-01-054-3788
NSN 5905-00-362-3000
NSN 6110-01-527-0210
NSN 6130-00-433-3071