Sikorsky Aircraft Corp., Stratford, Connecticut, is being awarded a $191,530,501 firm-fixed-price requirements contract for repair coverage of six weapons replaceable assemblies in support of the CH-53 and MH-53 aircraft.  Work will be performed in Stratford, Connecticut.  Work is expected to be completed by December 2017.  No contract funds will be obligated at the time of award, and will not expire at the end of the current fiscal year.  Navy working capital funds will be obligated as individual delivery orders are issued.  This contract was awarded on a sole-source basis, other than full and open competition in accordance with 10 U.S. Code 2304(c)(1) and Federal Acquisition Regulation 6.320-1 – only one responsible source and no other supplies or services will satisfy agency requirements.  Naval Supply Systems Command Weapon Systems Support, Philadelphia, Pennsylvania, is the contracting activity (N00383-16-D-003F).