The Department of Defense, through the Defense Logistics Agency (DLA) Land Warren, is seeking sources capable of providing a hydraulic power unit, specifically identified by NSN 2520-01-691-4595 and part number TD2011L04I from DRS Sustainment Systems, Inc. The procurement involves a quantity of two units, with an option for an additional two, intended for use in the Joint Assault Bridge system. Interested vendors must note that this is a sources sought notice, not an open solicitation, and qualification testing and evaluation are required to become an approved source, which does not guarantee future business opportunities. For inquiries and to submit capabilities, interested parties should contact Graham Weaver at graham.weaver@dla.mil or call 586-467-1192.