M998 REAR SUPPORT BRACKET 57K0109, 2540-01-288-5240 NOS PART NUMBER: 57K0109, 5742032 NSN: 2540-01-288-5240 NOS M998 Rear Support Bracket, Part Number 57K0109, 5742032, NSN 2540-01-288-5240. This OEM military rear support bracket is designed for use on M998 Humvee vehicles and serves as a structural mounting component that provides support and reinforcement for vehicle assemblies and equipment. Support brackets are essential for maintaining proper alignment, stability, and secure attachment of components in demanding military operating environments. This item is New Old Stock (NOS) military surplus and has never been installed. Manufactured to military specifications, this rear support bracket is engineered for durability and dependable performance under harsh operating conditions. It is ideal for military vehicle maintenance, fleet support, restoration projects, accident repairs, and replacement of damaged, bent, corroded, or missing original equipment. Part Numbers 57K0109, 5742032 and NSN 2540-01-288-5240 are commonly searched by military maintenance facilities, government agencies, military vehicle collectors, and restoration specialists seeking genuine OEM M998 Humvee replacement parts. Using authentic military structural hardware helps ensure proper fit, functionality, and long-term serviceability. Equipment Parts Sales has been supplying military surplus and OEM military vehicle parts for over 25 years. We stock thousands of NOS military vehicle components, including M998 Humvee, M1152 Humvee, MRAP, MaxxPro, M-ATV, FMTV, M939, M151, HEMTT, and 5-Ton truck parts ready for shipment. Our inventory includes support brackets, mounting hardware, body components, structural assemblies, suspension parts, and hard-to-find military vehicle replacement parts. Keywords: 57K0109, 5742032, 2540-01-288-5240, M998 rear support bracket, Humvee support bracket, military vehicle mounting bracket, OEM military structural component, M998 bracket assembly, Humvee body hardware, military vehicle support component, military surplus vehicle parts, NOS military surplus parts, Humvee restoration parts, military vehicle maintenance parts.