A replaceable device in roll form 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 and mounted on a spool or hollow core roll. It is designed to fit into air conditioners, ventilation systems, hot air furnaces, and the like. When installed, itis drawn from one spool to another through an intake opening in a panel or the like.
NSN 4140-01-262-4256
NSN 5960-01-278-9394
NSN 4140-01-048-4424
NSN 6620-01-106-2814
NSN 5975-00-021-0707
NSN 5930-01-425-1100
NSN 5975-00-239-7347
NSN 5925-01-348-7826
NSN 6320-01-332-7020
NSN 6620-00-167-0963
NSN 5960-01-450-8539
NSN 5950-00-146-4649