The MIL-DTL-38999 Series I connectors are designed for harsh environments, boasting up to 128 contacts in an insert for reliable connectivity. With a wide operating temperature range of -65°C to 200°C, these connectors are perfect for demanding applications. Available in various shell sizes and insert arrangements, they feature front wall mount, rear wall mount, and jam nut receptacles with RFI grounding plugs. Constructed with high-strength aluminum shells and offering multiple plating options including cadmium-free finishes, these connectors ensure durability and performance. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, they guarantee secure connections. The Bayonet coupling and gold contact plating further enhance their reliability. Suitable for military and industrial use, these connectors meet MIL-DTL-38999 I specifications, making them a trusted choice for critical applications.