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 5920-00-221-8377
NSN 6645-01-084-9074
NSN 5985-01-385-8914
NSN 5975-01-483-0843
NSN 5965-01-285-7356
NSN 6685-01-433-1878
NSN 5925-01-174-5403
NSN 5930-00-485-5944
NSN 5905-01-319-4805
NSN 6650-00-578-6543
NSN 5895-01-059-5610
NSN 5960-00-480-3490