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 5930-01-068-3641
NSN 6650-01-092-4525
NSN 5998-00-111-1122
NSN 6220-01-167-7859
NSN 6650-01-444-2152
NSN 4140-01-139-4877
NSN 5990-01-500-5412
NSN 5905-00-648-7177
NSN 7035-01-576-9617
NSN 6220-01-071-1495
NSN 5925-01-532-4399
NSN 5855-01-541-5569