MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts, ideal for harsh environments. Featuring a wide operating temperature range of -65 °C to 200 °C, these connectors are designed for durability. Available in various mounting options, including front wall mount, rear wall mount, and jam nut receptacles, they provide flexibility for different applications. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors ensure reliable connections. Constructed with aluminum shells and plated in options like electroless nickel and cadmium olive drab, they offer robust protection. RoHS compliant versions are also available. Suitable for military and industrial use, these connectors guarantee high performance and longevity in demanding environments.