Niosh/mesa approved tc-21c-176; sole source required by statute 6.302
A disposable preformed shape of a filtering material for covering the nose and mouth to prevent the inhalation of nonvolatile aerosols. A nonreplaceable headband is attached directly to the preformed shape to retain it firmly against the face. Excludes respirator, air filtering.
NSN 5945-00-318-5934
NSN 5990-01-193-0487
NSN 6110-00-900-3970
NSN 5950-00-161-7387
NSN 6240-01-452-1842
NSN 5965-00-171-1265
NSN 5895-01-081-3391
NSN 5905-01-435-8270
NSN 5920-00-196-3631
NSN 6650-01-204-5981
NSN 5915-00-156-7877
NSN 5998-01-510-4332