The MIL-DTL-38999 Series I connectors offer robust connectivity solutions for harsh environments, featuring up to 128 contacts in a sealed insert. With a wide operating temperature range from -65°C to 200°C, they ensure reliable performance in extreme conditions. Available in various configurations including front and rear wall mount options, as well as jam nut receptacles, these connectors comply with military specifications for durability and functionality. Utilizing M39029 rear release crimp contacts, they guarantee secure and efficient connections. Constructed with high-strength aluminum shells and offering multiple plating options, such as gold and electroless nickel, these connectors prioritize performance and longevity. Suitable for applications requiring RoHS compliance and environmental resistance, they are ideal for critical systems in aerospace, defense, and industrial sectors.