MIL-DTL-38999 Series I connectors offer robust connectivity solutions for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these circular connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they come with M39029 rear release crimp contacts for secure connections. The high-strength aluminum shells can be plated with options like cadmium, nickel, or anodized finishes, catering to different environmental requirements. Offering reliable performance, these connectors are MIL-DTL-38999 I compliant, ensuring quality and durability for military and industrial applications.