The MIL-DTL-38999 Series I connectors are designed for harsh environments, offering up to 128 contacts in an insert. With an operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Featuring front wall mount, rear wall mount, and jam nut receptacles, they provide versatility in installation. Utilizing M39029 rear release crimp contacts, they ensure secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells and available in various plating options, including cadmium-free finishes, they meet stringent military specifications. Perfect for aerospace, defense, and industrial use, these connectors offer reliable performance in challenging conditions.