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 6130-00-220-9655
NSN 5925-01-189-7513
NSN 5920-00-409-3650
NSN 5920-01-320-9744
NSN 5835-01-257-5342
NSN 6650-00-857-2260
NSN 6645-01-461-7704
NSN 5985-00-532-0846
NSN 5915-01-487-6235
NSN 6110-00-063-8073
NSN 6610-01-079-8804
NSN 6320-01-582-0161