MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an insert, designed for harsh environments. Featuring a wide operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Available in various mounting styles such as front wall mount, rear wall mount, and jam nut receptacles, they provide versatility in installation. With options for straight, RFI grounding, and standard plugs, along with multiple shell sizes and insert arrangements, these connectors offer flexibility in design. Constructed with aluminum shells and offering different plating options including cadmium-free finishes, they ensure durability and reliability. Meeting military specification MIL-DTL-38999 II, these circular connectors are suitable for a range of industries requiring rugged and secure connectivity.