(A) The National Security Agency;
(B) Research and development with universities;
(C) Flight training;
(D) Management and professional support services;
(E) Mapping, charting, and geodesy services;
(F) Base, post, camp, and station purchases;
(G) Operation or maintenance of, or installation of equipment at, radar or communication network sites;
(H) Communications services;
(I) Installation, operation, and maintenance of space-track sensors and relays;
(J) Dependents Medicare program contracts;
(K) Stevedoring contracts;
(L) Construction and maintenance of military and civil public works, including harbors, docks, port facilities, military housing, development of recreational facilities, water resources, flood control, and public utilities;
(M) Architect-engineer services;
(N) Airlift and sealift services (Air Mobility Command and Military Sealift Command may perform contract administration services at contractor locations involved solely in performance of airlift or sealift contracts);
(O) Subsistence supplies;
(P) Ballistic missile sites (contract administration offices may perform supporting administration of these contracts at missile activation sites during the installation, test, and checkout of the missiles and associated equipment);
(Q) Operation and maintenance of, or installation of equipment at, military test ranges, facilities, and installations; and
(R) The Defense Energy Support Center, Defense Logistics Agency.