This opportunity is for the supply of 33 units of a flight-critical, commercial-off-the-shelf part (NSN 1R-1680-LLF02M691-P8) with delivery required FOB origin. Only sources previously approved by the Government are being solicited, and any new offeror must submit detailed source approval information as outlined in the NAVSUP WSS brochures. Proposals from unapproved sources that fail to provide all required data will not be considered for award. The Government intends to solicit and negotiate with only one source under FAR 6.302-1, but all responsible parties may submit capability statements. No specific budget amount or performance location is mentioned in the description.