MIL-DTL-38999 Series I connectors are designed for 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 ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer versatility in design. The connectors come in high-strength aluminum shells with options for different plating finishes, including RoHS-certified cadmium-free coatings. Offering front wall mount, rear wall mount, and jam nut receptacles, they ensure secure and reliable connections. Utilizing M39029 rear release crimp contacts, these connectors guarantee efficient and durable performance. Suitable for military and industrial use, MIL-DTL-38999 Series I connectors are renowned for their environmental sealing and rugged construction, making them a trusted choice for critical connectivity needs.