The MIL-DTL-38999 Series I connectors offer robust connectivity with up to 128 contacts in an insert, designed for harsh environments. Featuring front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, they ensure secure installations. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for diverse applications. Available in 9 shell sizes and 52 insert arrangements, they utilize M39029 rear release crimp contacts for reliable connections. Constructed with high-strength aluminum shells and offering various plating options, including RoHS compliant finishes, these connectors guarantee durability and performance in demanding scenarios.