This is a Request for Quotation (RFQ) for a source-controlled drawing item, specifically a plain castellated nut. The procurement is for three separate lines totaling 2,600 units, all to be delivered to the DLA Distribution San Joaquin within 143 days after order receipt. The items must be supplied by one of the two approved sources listed and must meet the requirements of the cited drawing. Quotes must be submitted electronically, and the solicitation is only available online.