The MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in an insert, designed for harsh environments. Featuring front and rear wall mount options, as well as jam nut receptacles, they ensure secure installation. With a wide operating temperature range from -65°C to 200°C, these connectors are suitable for demanding applications. Compliant with military specifications, they guarantee reliability and durability, making them ideal for aerospace, defense, and industrial use. Crafted from high-strength aluminum, they come in various plating options including cadmium-free finishes, ensuring environmental compliance. The use of M39029 rear release crimp contacts further enhances their versatility, accommodating different contact sizes. With RoHS certification and ingress protection, these connectors provide peace of mind in critical operations.