The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is soliciting proposals for the procurement of aircraft tow bars, classified under the NAICS code 336413 for Other Aircraft Parts and Auxiliary Equipment Manufacturing. This solicitation requires compliance with stringent quality assurance standards, including ISO 9001 or equivalent, and involves the production of critical safety items that necessitate engineering source approval from the Naval Air Systems Command. The items are essential for aircraft ground servicing and are vital for ensuring the safety and operational readiness of naval aviation systems. Interested vendors must submit their proposals, including a Source Approval Request if applicable, by the specified deadline, and can direct inquiries to Thomas Kuhnle at 215-737-4024 or via email at THOMAS.KUHNLE@DLA.MIL.