The MIL-DTL-38999 Series I connectors are designed for harsh environments, offering up to 128 contacts in an insert. With front and rear wall mount options, as well as jam nut receptacles, they provide versatile connectivity solutions. These connectors feature RFI grounding plugs and utilize M39029 rear release crimp contacts. Available in 9 shell sizes and 52 insert arrangements, they are constructed with high strength aluminum shells and offer various plating options, including cadmium-free finishes. Operating within a wide temperature range of -65°C to 200°C, they are ideal for demanding applications. RoHS compliant and offering reliable performance, these connectors are suitable for military and industrial use.