A metallic/nonmetallic item with a circular top and a stem shaped bottom. It is specifically designed to recess into a box bottom, regulator, breathing apparatus to manually activate the diaphragm of a divers breathing regulator.
NSN 5990-00-269-2226
NSN 5975-01-046-8151
NSN 5996-01-141-6916
NSN 5975-00-016-4138
NSN 7035-00-529-3128
NSN 6130-00-200-9095
NSN 5950-01-386-4442
NSN 6320-00-908-6841
NSN 5855-01-534-2017
NSN 5915-01-531-8726
NSN 5990-01-150-7443
NSN 6650-01-633-9147