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 5920-01-413-8513
NSN 5920-01-354-8926
NSN 6105-01-464-4588
NSN 7035-00-897-7567
NSN 7035-01-132-4034
NSN 6240-00-476-1228
NSN 6620-01-415-8550
NSN 5930-01-375-6651
NSN 5835-00-198-4936
NSN 5950-01-413-7842
NSN 5920-01-367-2542
NSN 4140-01-088-6981