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 4140-01-299-6713
NSN 6645-01-342-8795
NSN 5950-00-665-1358
NSN 7035-01-128-7431
NSN 6110-01-047-3903
NSN 6150-01-283-1860
NSN 5915-01-315-4802
NSN 6685-00-408-1999
NSN 2925-00-265-7539
NSN 5996-00-169-5051
NSN 5950-00-017-8218
NSN 6135-01-484-8637