Sikorsky Aircraft Corp., Stratford, Conn., is being awarded a $9,064,199 modification to a previously awarded firm-fixed-price contract (N00383-06-D-003F) for the incorporation of two Naval Air Systems Command approved engineering change proposals supporting the H-53 helicopter:  Dynamic Component Change No. 97 swashplate, and Dynamic Component Change No. 94 gearbox.  Work for the nose gearboxes will be performed at the Fleet Readiness Center (FRC) East, Cherry Point, N.C. (70 percent), and Sikorsky Aircraft, Stratford, Conn. (30 percent).  Work for the swashplates will be performed at FRC East, Cherry Point, N.C.  All work is expected to be completed by February 2016.  The applicable Navy Working Capital funds will not expire before the end of the current fiscal year.  This contract was not competitively procured.  The NAVSUP Weapon Systems Support, Philadelphia, Pa., is the contracting activity.