MIL-DTL-38999 Series I connectors offer high-performance connectivity for demanding environments. With up to 128 contacts in an insert, these connectors are ideal for applications requiring secure and reliable data transfer. Featuring front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, they provide versatile installation options. Operating between -65°C and 200°C, they are designed to withstand extreme temperatures. Available in 9 shell sizes and 52 insert arrangements, with M39029 rear release crimp contacts in various sizes, these connectors offer flexibility for different configurations. Constructed with high-strength aluminum shells and offered in a range of plating options, including RoHS-certified finishes, they ensure durability and compliance with environmental standards. Suitable for military and industrial use, MIL-DTL-38999 Series I connectors guarantee optimal performance in harsh conditions.