The MIL-DTL-38999 Series I connectors offer high performance in harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for demanding applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for secure connections. Constructed with high strength aluminum shells and offered in different plating options, including RoHS certified finishes, these connectors ensure reliability. Whether for front wall mount, rear wall mount, or jam nut receptacles, they provide RFI grounding and bayonet coupling. With gold contact plating and a service rating of M, they guarantee optimal conductivity and durability. Ideal for military and industrial use, these connectors meet MIL-DTL-38999 I specifications for performance and reliability in critical operations.