The Department of Defense, through the Naval Air Systems Command (NAVAIR), is seeking to procure materials for the VH-92A power margin increment 2 rotor blades. This procurement is a follow-up to a previous Sources Sought announcement and is intended to fulfill specific material and labor requirements for the rotor blades, which are critical components of the VH-92A helicopter. Sikorsky Aircraft Corporation, a Lockheed Martin company, is the only known source capable of providing the necessary proprietary technical data and expertise for this effort, leading to a sole source acquisition under the authority of 10 U.S.C. 2304 (c)(1). Interested parties are encouraged to submit capability statements within fifteen days of this notice, and inquiries can be directed to Donovan Curley at donovan.m.curley2.civ@us.navy.mil.