This procurement is for 4 units of a safety relief valve (NSN 4820014815450), with delivery required within 730 days after order (ADO). The approved sources are specified, and the item must be delivered to W1A8 DLA Distribution. The solicitation is a request for quote (RFQ) available electronically; hard copies, specifications, and drawings are not provided. All responsible sources may submit timely electronic quotes for consideration. No budget amount or performance location is specified in the notice.