Sole source required by statute 6.302, when using 7800s respirators, adapter 701, nsn 4240-01-389-74492 is required
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 5975-01-347-0481
NSN 5998-01-522-5336
NSN 5835-01-160-7282
NSN 6145-00-126-1606
NSN 6130-01-540-2744
NSN 5998-01-208-2864
NSN 6610-00-371-5953
NSN 5835-00-901-4932
NSN 5915-00-007-8748
NSN 6145-00-544-1253
NSN 5835-01-412-0344
NSN 6645-01-519-2220