Sole source required by statute 6.302
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 5910-01-457-3530
NSN 5835-00-562-7524
NSN 5999-01-449-1041
NSN 5915-01-142-5755
NSN 5996-00-138-3072
NSN 6645-00-015-6018
NSN 5950-01-383-6786
NSN 5996-01-230-6811
NSN 5905-01-473-0506
NSN 5925-01-367-6118
NSN 7035-01-263-5463
NSN 5960-00-462-3393