Sole source required by statute 6.302; used on american optical models s/r4500, s/r5500, s/r6500, s/r7700, s/r4000, s/r5000, s/r6000 and s/r7000 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 5855-00-943-3894
NSN 5915-01-294-1374
NSN 5998-01-535-6790
NSN 5985-00-006-7692
NSN 5910-00-905-3699
NSN 5855-01-108-2044
NSN 5905-00-880-0942
NSN 6130-00-651-7326
NSN 6685-00-780-6600
NSN 5999-01-362-7895
NSN 5930-00-402-1224
NSN 6320-00-456-0836