Large full face mask; b135 breathing tube assembly with constant air flow valve; continuous flow/pressure demand; sole source required by statute 6.302; niosh approval tc-19c-322 and 321
An individual respiratory protective device consisting of a facepiece flexible breathing tube, air regulating valve, and a quick release hose coupling. The device may also include an air filter for removing foreign particles and odors from the air supply line, an adjustable waist belt, and an air hose with fittings for connecting the device to a supply of compressed air. A bracket is usually provided for attaching the regulating valve to the belt. This device is designed to supply fresh air to the wearer while in dust laden and contaminated areas. Excludes oxygen breathing apparatus. Excludes mask, gas; mask, oxygen and respirator, air filtering.
NSN 5998-00-738-7731
NSN 5965-01-425-1741
NSN 5998-01-333-2989
NSN 6110-00-592-7474
NSN 5920-01-041-9168
NSN 6130-00-250-5964
NSN 4140-01-190-6460
NSN 6220-01-642-1660
NSN 6650-01-085-7873
NSN 7035-00-020-2227
NSN 5925-01-123-9866
NSN 5930-01-444-2386