The MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, these connectors operate reliably in temperatures ranging from -65°C to 200°C. Featuring various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. With straight, RFI grounding, and standard plug variations available, they cater to diverse application needs. Utilizing M39029 rear release crimp contacts in various sizes, these connectors ensure secure and efficient connections. Constructed with durable aluminum shells and offered with multiple plating options such as electroless nickel and cadmium-free finishes, they guarantee long-lasting performance while meeting stringent quality standards like RoHS compliance. Ideal for military, aerospace, and industrial applications, the MIL-DTL-38999 Series II connectors are the go-to choice for reliable and rugged connectivity.