MIL-DTL-38999 Series II 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 styles such as front wall mount, rear wall mount, and jam nut receptacles, they offer versatility in installation. The connectors come in 9 shell sizes and 52 insert arrangements, accommodating different contact sizes. Made with aluminum shells and offering multiple plating options, including RoHS certified finishes, they ensure durability and reliability. With gold-plated removable crimp contacts, these connectors provide excellent conductivity. Meeting MIL-DTL-38999 II military specifications, they guarantee performance in critical operations.