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 6150-01-430-5558
NSN 5855-01-149-4110
NSN 6220-00-488-4332
NSN 4140-01-136-0169
NSN 6145-01-278-3832
NSN 6650-01-038-9079
NSN 6320-00-422-9006
NSN 6145-01-557-4906
NSN 6620-00-643-1402
NSN 5945-01-451-4798
NSN 5990-01-443-2931
NSN 5990-01-443-2931