The mouthpiece is black
A cushionlike device that is contour-fitted around the teeth. It is specifically designed to fit between the teeth and the breathing apparatus mouthpiece to provide a controlled supply of breathing gas such as air, oxygen, mixture, and the like, during dive and/or rescue.
NSN 5925-01-408-2652
NSN 5905-00-100-4524
NSN 5996-01-034-0845
NSN 5920-01-349-3488
NSN 6130-00-277-7321
NSN 5990-01-116-2181
NSN 7035-01-256-3973
NSN 5920-00-938-2504
NSN 5920-01-189-9248
NSN 6645-00-189-7075
NSN 5965-01-089-8579
NSN 7035-01-444-9249