This procurement is for 320 units of a specific switch (NSN 5930010376230), with delivery required to DLA Distribution San Diego within 545 days after order. The approved sources are limited to four specific manufacturers and part numbers. The solicitation is a Request for Quote (RFQ) available only electronically, with no hard copies or specifications provided. All responsible sources may submit a quote electronically for consideration. No budget amount or submission deadline is specified in the description.