This opportunity is for the procurement of 6 units of a flight-critical item (NSN 0R-6610-016999434-V2) with delivery FOB Origin. Only sources previously approved by the Government are being solicited, and new sources must submit detailed source approval information with their proposal, as award cannot be delayed for approval processing. The Government intends to negotiate with only one source under FAR 6.302-1, but all responsible parties may submit proposals or capability statements. Proposals will be considered by the Government if received within 45 days of the synopsis publication. No specific budget amount or performance location is specified in the description.