This procurement is for three units of a specific valve (NSN 4810014728933), with each unit delivered to the Southwest Regional Maintenance Center - AIM within 5 days after order placement. Approved sources for the valve are limited to three specific manufacturers. The solicitation is a Request for Quote (RFQ) available only via the provided link, with no hard copies, specifications, or drawings available. All responsible sources may submit electronic quotes for consideration. No budget amount or performance location beyond the delivery destination is specified.