Massa Products Corp.,* Hingham, Massachusetts, was awarded a $13,763,310 firm-fixed-price, indefinite-delivery/indefinite-quantity contract for support of SP24 navigation submarine program. This contract combines purchases for the U.S. government (33%); and the government of the United Kingdom (67%) under the Foreign Military Sales (FMS) program. Work will be performed in Hingham, Massachusetts, and is expected to be completed by April 2026. Fiscal 2021 other procurement (Navy) funds in the amount of $428,426 (33%); and FMS United Kingdom funds in the amount of $856,852 (67%) will be obligated at time of award and will not expire at the end of the current fiscal year. This contract was not competitively procured in accordance with 10 U.S. Code 2304(c)(1) — only one responsible source and no other supplies or services will satisfy agency requirements. The Naval Surface Warfare Center, Crane Division, Crane, Indiana, is the contracting activity (N0016421DGP65). (Awarded April 6, 2021)