The Department of Defense, through the Defense Logistics Agency (DLA Land and Maritime), is seeking quotes for the procurement of four units of the Coupling, Shaft, Flex (NSN 3010016277418). This solicitation is part of a combined synopsis/solicitation process, and the approved source for this item is identified as 63857 0672C0540R002A. The couplings are critical components used in mechanical power transmission equipment, underscoring their importance in various defense applications. 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 email at DibbsBSM@dla.mil. The deadline for quote submission is 136 days after the award date.