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 5960-00-393-2505
NSN 6150-00-006-4231
NSN 5895-01-409-0740
NSN 5920-00-100-2582
NSN 5935-01-033-0581
NSN 6645-01-344-1992
NSN 6685-00-754-4111
NSN 6650-00-994-1802
NSN 6240-00-471-5399
NSN 5915-00-170-6775
NSN 4140-00-541-9077
NSN 5950-01-602-3025