MIL-DTL-38999 Series I connectors, designed for harsh environments, offer up to 128 contacts in a sealed insert. With an operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Featuring front wall mount, rear wall mount, and jam nut receptacles, they ensure secure connections. The connectors come in 9 shell sizes and 52 insert arrangements, accommodating various needs. Utilizing M39029 rear release crimp contacts, they guarantee reliable performance. Constructed with high strength aluminum shells and available in different plating options, including RoHS certified finishes, these connectors meet stringent requirements. Suitable for military and industrial use, they provide durability and conductivity, making them essential components in critical systems.