The government requires 5 EA of NSN 7H-5998-014438381-X5, with delivery to DLA Distribution New Cumberland, PA, and DLA Distribution San Joaquin, Tracy, CA. The part requires engineering source approval by the design control activity; approved sources hold essential data or manufacturing/repair knowledge, and alternate sources must qualify under Government-approved procedures. Award will be made only if the offeror, product/service, or manufacturer meets the qualification requirements at the time of award. The government intends to solicit and negotiate with only one source under FAR 6.302-1, though responsible sources may identify interest and capability or submit proposals, quotations, or capability statements; this notice is not a request for competitive proposals. FAR Part 12 commercial-item policies are not being used, but interested parties may identify commercial-item capability to the contracting officer.