MIL-DTL-38999 Series II connectors are engineered for rugged environments, boasting up to 128 contacts within a secure insert. With a wide operating temperature range from -65°C to 200°C, these connectors are ideal for demanding applications. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Featuring straight, RFI grounding, and standard plugs with a 90-degree cable clamp, these connectors come in 9 shell sizes and 52 insert arrangements, accommodating diverse needs. Constructed with aluminum shells and offering multiple plating options such as cadmium and electroless nickel, they ensure durability and reliability. Compliant with RoHS regulations, they meet environmental standards while providing high-performance connectivity for military and industrial use.