MIL-DTL-38999 Series I connectors are engineered for demanding 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 harsh conditions. Available in various shell sizes and insert arrangements, they offer versatility for different applications. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS-certified finishes, these connectors ensure reliable performance. The series includes front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, catering to diverse installation needs. With M39029 rear release crimp contacts and a bayonet coupling design, they provide secure and efficient connectivity. Suitable for military and industrial use, MIL-DTL-38999 Series I connectors guarantee durability and environmental resilience in critical operations.