MIL-DTL-38999 Series I connectors offer robust connectivity with up to 128 contacts housed in an insert, designed for harsh environments. Featuring front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, they ensure reliable performance. With a wide operating temperature range from -65°C to 200°C, these connectors are suitable for various applications. Available in 9 shell sizes and 52 insert arrangements, utilizing M39029 rear release crimp contacts, they cater to diverse needs. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS compliant finishes, they guarantee durability and compliance. Perfect for military and industrial use, these connectors provide secure and efficient electrical connections in demanding scenarios.