Bell Helicopter Textron Inc., Fort Worth, Texas, is being awarded a $50,095,510 three year firm-fixed-price, indefinite-delivery/indefinite-quantity contract for the repair of four weapons replaceable assemblies in support of the H-1 Legacy helicopter, including the right hand and left hand stub wings, gearboxes and main rotor blades.   Work will be performed in Hurst, Texas, and work will be completed by February 2019.  Fiscal 2015 Navy working capital funds in the amount of $4,330,615 will be obligated at the time of award and will not expire before the end of the current fiscal year.  One company was solicited for this sole source contract in accordance with 10 U.S.C. 2304 (c)(1).  Naval Supply Systems Command, Weapons Systems Support, Philadelphia, Pennsylvania, is contracting activity (N00383-15-D-004N).