Sikorsky Aircraft Corp., Stratford, Connecticut, is awarded $9,699,191 for cost-plus-fixed-fee delivery order 4042 against a previously issued basic ordering agreement (N00019-14-G-0004).  This delivery order procures non-recurring engineering necessary to conduct comprehensive fatigue life analysis to define the expected service life of the MH-60 Sierra Multi-Mission Helicopter in support of the Navy.  Work will be performed in Stratford, Connecticut, and is expected to be completed in January 2022.  Fiscal 2018 research, development, test and evaluation (Navy) funds in the amount of $2,611,518 will be obligated at time of award, none of which will expire at the end of the fiscal year.  The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.