Treadwell Corp., Thomaston, Connecticut, is awarded an $8,189,750 firm-fixed-price, undefinitized contract action for the repair of 82 electrolytic cells that are used to produce oxygen in the operating systems in support of Los Angeles-class submarines. All work will be performed in Thomaston, Connecticut, and work is expected to be completed by May 2024, with no option periods. Working capital (Navy) funds in the amount of $4,012,977 will be obligated at the time of award and funds will not expire at the end of the current fiscal year. One source was solicited for this sole-source requirement, with one offer received. Naval Supply Systems Command Weapon Systems Support, Mechanicsburg, Pennsylvania, is the contracting activity (N00104-22-F-VW0H).