Niosh approval no. Tc-23c-111; sole source required by statute 6.302; used on american optical escape artist mouthpiece 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 5855-00-408-2611
NSN 5910-01-653-8742
NSN 5965-01-012-1065
NSN 6610-01-576-7079
NSN 5915-01-609-3891
NSN 5835-01-399-5820
NSN 6240-01-534-5829
NSN 6150-01-583-4159
NSN 5965-01-411-7667
NSN 6150-01-025-6305
NSN 5910-00-526-8005
NSN 5925-01-248-6798