Sikorsky Aircraft Corp., Stratford, Conn., was awarded a $44,457,596 firm-fixed-price contract.  The award will provide for the procurement of the gearbox accessory in support of the UH-60.  Work will be performed in Stratford, with an estimated completion date of Sept. 25, 2012.  Two bids were solicited, with one bid received.  The U.S. Army Contracting Command, Redstone Arsenal, Ala., is the contracting activity (W58RGZ-12-D-0217).