AAR SUPPLY CHAIN, INC

AAR Supply Chain, Inc. specializes in the manufacturing and supply of critical aerospace and defense components, with deep expertise in aircraft parts, engine systems, and precision metal components. The company delivers high-reliability parts including turbine assemblies, linear pistons for military helicopters, fasteners, valves, and sealing devices that meet stringent military and aviation standards. Their technical capabilities span precision machining, metallurgical fabrication, and assembly of mission-critical subsystems used in fixed-wing aircraft, rotary-wing platforms, and propulsion systems. AAR Supply Chain excels in producing components that demand tight tolerances, material traceability, and compliance with defense quality specifications, positioning them as a trusted supplier for complex, safety-sensitive applications. The contractor maintains a consistent and primary relationship with the Department of Defense, supplying components across multiple branches and logistics commands including DLA Aviation and DLA Land and Maritime. They also serve the Department of Homeland Security, providing specialized parts for Coast Guard aircraft systems, demonstrating their ability to support both operational and homeland security missions. Their work is largely channeled through defense logistics channels, indicating a strong alignment with the DoD’s supply chain resilience and sustainment objectives. Industry focus centers on aerospace manufacturing, particularly in aircraft parts and auxiliary equipment, turbine systems, and fastener production. The contractor’s vertical specialization lies in supporting military aviation platforms through the supply of engineered metal components—from turbine generator units to industrial valves and spring assemblies—making them a key enabler of aircraft maintenance, repair, and overhaul (MRO) operations. AAR Supply Chain, Inc. is a 2L entity headquartered in Wood Dale, Illinois, with no disclosed government certifications. Their operational footprint is centered in the U.S. Midwest, serving as a niche but vital supplier within the defense industrial base, focused on precision manufacturing for mission-critical defense systems.