Internal threaded connections
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 6240-00-103-0058
NSN 5835-01-431-2178
NSN 5835-00-135-4566
NSN 6130-01-040-4438
NSN 5990-01-324-7529
NSN 6240-01-525-6585
NSN 6650-01-364-1313
NSN 5999-01-093-1953
NSN 5835-00-472-4780
NSN 5975-01-511-0463
NSN 6150-01-451-4049
NSN 5905-01-085-6405