Thales Defense and Security Inc., Clarksburg, Maryland, is awarded a not-to-exceed $13,999,410 for undefinitized contract action delivery order N00383-19-F-AQ00 under previously awarded basic ordering agreement N00383-17-G-AQ01 for repair of 58 dome sonars in support of the H-60 airborne low frequency sonar system. Work will be performed in Clarksburg, Maryland (50 percent); and Brest, France (50 percent). Work is expected to be completed by November 2020. Working capital funds (Navy) in the amount of $10,499,557 will be obligated at the time of award and funds will not expire at the end of the current fiscal year. One firm was solicited for this non-competitive requirement under authority 10 U.S. Code 2304 (c)(1), with one offer received. Naval Supply Systems Command Weapon Systems Support, Philadelphia, Pennsylvania, is the contracting activity.