The Defense Logistics Agency, under the Department of Defense, is seeking quotes for the procurement of 269 units of a check valve (NSN 4820011235362). This solicitation is for a source-controlled drawing item, and interested suppliers must meet the specifications outlined in the associated drawing, with approved sources listed. The check valves are critical components typically used in various defense applications, ensuring proper flow control in systems. Quotes must be submitted electronically, and all inquiries regarding the solicitation should be directed to the buyer via email at DibbsBSM@dla.mil. The deadline for submission is 144 days after the award date.