MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range from -65°C to 200°C, these connectors are built for durability. Available in various configurations including front and rear wall mount as well as jam nut receptacles, they ensure versatile installation options. The connectors comply with military specification MIL-DTL-38999 I and come in 9 shell sizes with 52 insert arrangements. Utilizing M39029 rear release crimp contacts, they guarantee secure connections in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells and offered in different plating options such as electroless nickel, these connectors prioritize performance and reliability. Suitable for a wide range of applications, they are a dependable choice for demanding environments.