MIL-D-23222A (AMENDMENT 1), MILITARY SPECIFICATION: DEMONSTRATION REQUIREMENTS FOR HELICOPTERS (18 MAR 1971)

MIL-D-23222A (AMENDMENT 1), MILITARY SPECIFICATION: DEMONSTRATION REQUIREMENTS FOR HELICOPTERS (18 MAR 1971)., This amendment forms a part of Military Specification MIL-D-23222A, dated 18 March 1971, and is approved for use by the Naval Air Systems Command, Department of the Navy and is available for use by all Departments and Agencies of the Department of Defense.