Sole source required by statute 6.302; large; speaking diaphragm.
An individual respiratory protective device, designed to remove organic vapors, solid particles and/or light concentrations of poisonous gas if with chemical cartridge(s). It may include a hood designed to cover user's head.
NSN 6135-01-010-0891
NSN 5965-00-888-2643
NSN 6220-01-164-2271
NSN 5945-00-918-6874
NSN 6610-00-463-1866
NSN 6105-01-634-0322
NSN 5935-00-564-5434
NSN 6135-00-432-8779
NSN 6645-00-505-6026
NSN 5835-01-157-5886
NSN 5930-01-361-2919
NSN 5915-01-399-5796