MIL-DTL-38999 Series II connectors, part of the MS27473 range, boast exceptional durability and versatility for demanding applications. With up to 128 contacts housed in a rugged insert, these connectors offer reliable performance in harsh environments, featuring front and rear wall mount options, jam nut, and box mount receptacles. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. Crafted from aluminum with various plating options, including cadmium-free finishes, these connectors ensure long-lasting functionality. Operating temperatures ranging from -65 °C to 200 °C, along with RoHS compliance, make them ideal for a wide range of military and industrial applications.