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 5990-01-277-9753
NSN 5998-00-923-6147
NSN 5835-01-442-6482
NSN 5920-01-492-0420
NSN 6105-01-474-8605
NSN 6320-00-925-0558
NSN 6145-01-196-2636
NSN 5975-01-088-0484
NSN 5855-01-262-8013
NSN 5910-01-104-9189
NSN 5945-01-142-4021
NSN 5905-01-243-0733