Sole source required by statute 6.302; used on american optical models s/r4500, s/r5500, s/r6500, s/r7700, s/r4000, s/r5000, s/r6000 and s/r7000 respirators
A self-contained unit designed for placement in the holder of a respirator or air line mask. It may consist of a filtering element of fibrous material such as felt, paper, or the like secured between two end plates; or it may be a cylindrical container of light weight construction having flat or slightly rounded ends which may be either perforated or of wire mesh, filled with charcoal or chemicals which absorb contaminants from the air passing through it. See also filter, respirator, air filtering.
NSN 5925-00-111-1969
NSN 6650-01-399-8552
NSN 6240-01-380-2127
NSN 7035-00-337-8745
NSN 6620-01-346-9340
NSN 5985-01-226-8427
NSN 5945-01-451-3910
NSN 6105-01-553-6626
NSN 6150-01-519-9309
NSN 5915-01-012-4988
NSN 5905-01-252-3899
NSN 5935-01-249-1913