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 5925-00-961-5333
NSN 5915-00-628-1644
NSN 5950-00-354-3316
NSN 5895-00-007-3791
NSN 2925-01-448-2880
NSN 5985-00-661-2263
NSN 5930-00-376-9991
NSN 6650-00-035-9297
NSN 6150-01-480-6355
NSN 5920-00-984-8746
NSN 5985-01-307-8315
NSN 6320-01-547-9877