MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, they feature front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs. With a wide operating temperature range from -65°C to 200°C, these connectors are suited for demanding applications. Utilizing M39029 rear release crimp contacts in various sizes, they ensure secure and reliable connections. The aluminum shells come in multiple plating options, including cadmium-free finishes, meeting RoHS certification. Ideal for military and industrial use, these connectors guarantee durability and conductivity, making them essential for mission-critical operations.