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 6130-01-480-4770
NSN 5998-01-055-6043
NSN 5965-01-591-7277
NSN 5960-01-536-9763
NSN 2925-01-016-3111
NSN 6145-01-440-9225
NSN 6110-00-936-5024
NSN 6130-01-437-7099
NSN 5915-01-460-7176
NSN 5910-01-329-6262
NSN 5999-01-612-3735
NSN 6645-00-641-3202