The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is seeking to procure 35 units of a specific fuel cell component identified by NSN 7R-1680-014943009-V2. This procurement is subject to strict sourcing requirements, as the part must be acquired from or repaired by designated sources specified in a source control or selected item drawing, with no available technical data or government rights to allow for alternative sourcing or qualification testing. The fuel cell is critical for various aircraft applications, underscoring its importance in maintaining operational readiness. Interested vendors should contact Gregory T. Koch at (215) 737-4377 or via email at GREGORY.KOCH@DLA.MIL for further details regarding this presolicitation opportunity.