MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments with up to 128 contacts. Featuring durable aluminum shells and various plating options, including RoHS-certified finishes, they ensure reliable operation in demanding conditions. These connectors, available in 9 shell sizes and 52 insert arrangements, boast a wide operating temperature range from -65 °C to 200 °C. Designed for military specifications, they come in receptacle configurations such as front wall mount, rear wall mount, and jam nut, with RFI grounding plugs for added versatility. Utilizing M39029 rear-release crimp contacts, they guarantee secure connections, while their bayonet coupling and environmentally sealed construction make them suitable for a range of applications. Trust in MIL-DTL-38999 I connectors for robust and efficient electrical connectivity.