The requirement is for NSN 1H-2090-012244914-ST, TDP VER 039, quantity 7,500 EA, with delivery FOB origin. This part requires engineering source approval by the design control activity to maintain quality, and only approved sources with unique design capability, engineering skills, and manufacturing/repair knowledge are eligible. Alternate sources must qualify under the design control activity’s procedures as approved by the cognizant Government engineering activity. Award will be made only if the offeror, product/service, or manufacturer meets the qualification requirements at time of award under FAR clause 52.209-1. The Government is not using FAR Part 12 commercial items policies, but interested parties may identify their interest and capability to satisfy the requirement with a commercial item to the contracting officer.