Niosh approval no. Tc-23c-604; sole source required by statute 6.302; used on american optical excape 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 5930-01-160-0965
NSN 5920-01-646-8531
NSN 7035-01-205-1478
NSN 7035-01-189-1549
NSN 5975-01-384-2928
NSN 2925-01-218-5556
NSN 6320-01-627-1594
NSN 5985-01-013-9448
NSN 5930-00-233-6370
NSN 6645-00-183-8812
NSN 5905-01-096-8801
NSN 5935-01-480-5381