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 7035-01-493-6389
NSN 5905-00-238-2974
NSN 5945-01-119-4019
NSN 5975-01-505-2583
NSN 2925-00-891-9289
NSN 6645-00-991-0877
NSN 5998-01-547-5358
NSN 5990-01-493-4039
NSN 6645-00-757-4382
NSN 5985-00-378-0156
NSN 6145-01-656-7138
NSN 6650-01-073-5925