Supply Of N. 6,000 Hours Teaching For The Execution, At The Aviation Center Of The Guardia Di Finanza, Of Courses For The Achievement Of The Licenses Of Military Aeronautical Maintenance (M.A.M.L.) Pursuant To The Pp.Tt. Aer (Ep) .P-66 "Military Aircraft Maintenance Licensing" And Aer (Ep) .P-147 "Aircraft Maintenance Training Organizations". Three Years (E.G.Fin. 2025-2027).