MIL-N-81497A (AMENDMENT-2), MILITARY SPECIFICATION: NAVIGATION SET, INERTIAL, AN/ASN-84 (25-APR-1972) [NO S/S DOCUMENT]

MIL-N-81497A (AMENDMENT-2), MILITARY SPECIFICATION: NAVIGATION SET, INERTIAL, AN/ASN-84 (25-APR-1972) [NO S/S DOCUMENT]., This Amendment forms a part of Military Specification MIL-N-81497A(AS) date 15 March 1970 and has been approved by the Naval Air Systems Command, Department of the Navy.