MIL-DTL-38999 Series II connectors are robust and reliable solutions for harsh environments, featuring up to 128 contacts housed in an insert. These connectors, with an operating temperature range of -65°C to 200°C, are designed for demanding applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Utilizing M39029 rear release crimp contacts, they ensure secure connections. With options for different plating finishes including cadmium-free variants, these connectors meet RoHS compliance. Their sturdy aluminum shells and EMI/RFI shielding capabilities make them ideal for military and aerospace applications, providing durable and high-performance connectivity.