MIL-DTL-38999 Series I connectors offer high-performance connectivity for demanding environments. With up to 128 contacts housed in a rugged insert, these connectors are built to withstand extreme conditions, with an operating temperature range of -65 °C to 200 °C. Featuring front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs, they provide versatile installation possibilities. Available in 9 shell sizes and 52 insert arrangements, these connectors utilize M39029 rear release crimp contacts for reliable connections. Crafted from high-strength aluminum with various plating options including cadmium-free finishes, they ensure durability and corrosion resistance. RoHS compliant, these connectors are suitable for a wide range of applications requiring robust and dependable connectivity.