The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is soliciting proposals for the procurement of refrigeration units, specifically under the NAICS code 336413, which pertains to Other Aircraft Parts and Auxiliary Equipment Manufacturing. The contract requires the delivery of four refrigeration units within a timeframe of 270 days, adhering to strict quality assurance provisions, including ISO 9000 or equivalent standards, and compliance with various federal regulations such as the Buy American Act. This procurement is critical for maintaining operational readiness and support for military aircraft systems. Interested vendors should direct inquiries to Seamus Corkery at 267-530-1679 or via email at SEAMUS.CORKERY@DLA.MIL, with proposals due by the specified deadline.