The Defense Logistics Agency is soliciting bids for the supply of Guide Winch Assy, AI, with a quantity of 11 EA. The part requires engineering source approval by the design control activity, and only approved sources have been solicited. The Government intends to solicit and negotiate with only one source under the authority of FAR 6.302-1. Interested parties may submit proposals, quotations, or capability statements within 45 days after the date of publication of this synopsis. • The part requires engineering source approval by the design control activity. • The Government intends to solicit and negotiate with only one source. • Interested parties may submit proposals, quotations, or capability statements. • The quantity required is 11 EA. • The part is flight critical and/or the technical data available has not been determined adequate to support acquisition via full and open competition.