Niosh approval no. Tc-23c-601; 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 5930-01-242-9431
NSN 6220-00-605-0404
NSN 2925-00-290-7052
NSN 7035-01-633-9537
NSN 5965-01-048-4767
NSN 5915-01-468-0053
NSN 5965-01-301-9566
NSN 5895-01-290-3887
NSN 5999-01-264-9262
NSN 5855-01-119-9575
NSN 5925-00-729-4096
NSN 5835-00-707-6266