The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering reliable performance with up to 128 contacts in a single insert. These circular plugs feature various mounting options, including front and rear wall mount, jam nut, and box mount receptacles. With a wide operating temperature range from -65 °C to 200 °C, they are suitable for demanding applications. The connectors, made of aluminum, come in 9 shell sizes and 52 insert arrangements, accommodating M39029 rear release crimp contacts. Available in different plating options such as electroless nickel and cadmium finishes, they ensure durability and conductivity. Meeting strict military specifications, these connectors are ideal for aerospace, defense, and industrial systems requiring rugged connectivity.
