MIL-DTL-38999 Series I connectors offer high-performance solutions for harsh environments, with up to 128 contacts in an insert. Featuring front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs, they ensure secure connections. With a wide operating temperature range from -65 °C to 200 °C, these connectors are suitable for diverse applications. Available in 9 shell sizes and 52 insert arrangements, they use M39029 rear release crimp contacts in various sizes. Constructed with high-strength aluminum shells, they come in different plating options, including cadmium-free finishes for RoHS compliance. Ideal for military and industrial use, these connectors guarantee reliability and durability in demanding environments.