The portion of a mask, air line; mask, chemical-biological; mask, gas; or other breathing equipment mask that partially or completely encloses the user's face.
NSN 6150-00-938-8151
NSN 5975-01-383-4766
NSN 6135-00-182-7008
NSN 5996-01-346-0869
NSN 5930-01-396-1146
NSN 6220-01-010-8242
NSN 5990-01-472-2447
NSN 5998-01-352-5722
NSN 5990-01-311-4762
NSN 2925-01-550-0177
NSN 5999-00-089-3072
NSN 5996-01-258-5888