Sole source required by statute 6.302; half mask; large; silicone
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 6645-01-437-5290
NSN 5960-01-372-3290
NSN 6135-01-062-9356
NSN 6645-00-038-6736
NSN 6645-00-019-0554
NSN 5910-00-005-1945
NSN 6110-01-013-9313
NSN 5910-01-629-1905
NSN 5945-01-480-6201
NSN 6685-01-355-2366
NSN 5935-01-089-5143
NSN 2925-01-166-4589