MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer flexibility in design. The connectors, made of high-strength aluminum, come with different plating options, including cadmium-free finishes for RoHS compliance. Offering front and rear wall mount as well as jam nut receptacles, they ensure secure connections. Utilizing M39029 rear release crimp contacts, these connectors guarantee reliable performance. Suitable for military and industrial use, MIL-DTL-38999 Series I connectors are environmentally sealed and provide excellent ingress protection.