MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting options including front and rear wall mount, as well as jam nut receptacles, they offer versatility in installation. The connectors utilize M39029 rear release crimp contacts in different sizes, ensuring secure connections. Constructed with high-strength aluminum shells and offering multiple plating options, including RoHS compliant finishes, they provide reliable performance. With their bayonet coupling and environmentally sealed design, MIL-DTL-38999 I connectors are suitable for military and industrial use, meeting stringent standards for durability and conductivity.