The Department of Defense, through the Defense Logistics Agency (DLA Land and Maritime), is seeking quotes for the procurement of 20 units of a Coupling, Shaft, Flex (NSN 3010004327236). This procurement is based on a source-controlled drawing, with the approved source identified as 57550 105-10017, and the items must conform to the specified military standards and drawings. The couplings are critical components used in mechanical power transmission applications, ensuring reliable operation in various defense systems. Interested vendors must submit their quotes electronically, as hard copies of the solicitation are not available, and all inquiries should be directed to the buyer via the provided email address, DibbsBSM@dla.mil, with a delivery deadline set for 158 days after order acknowledgment.