Cage cd 3s597 is the oem, they do not sell to the government.
NSN 5975-01-127-1314
NSN 5905-01-022-5439
NSN 6620-00-589-6510
NSN 6240-00-018-8028
NSN 5910-01-200-8413
NSN 5925-00-723-6148
NSN 5990-01-089-9694
NSN 5975-00-722-1954
NSN 6610-01-487-7256
NSN 6650-00-809-1817
NSN 6145-01-243-0123
NSN 6130-01-530-0060