This is a sole-source notice for a specific NSN part (quantity 52) with delivery FOB origin. The part must be acquired from or repaired by an approved source because the Government lacks the technical data or data rights for alternative sourcing. Interested parties may identify their capability to respond, and the Government will consider all responses received within the specified submission period. The Government intends to solicit and negotiate with only one source under FAR 6.302-1, and this notice is not a request for competitive proposals. No budget amount or performance location is specified.