MIL-DTL-38999 III (D38999) harsh environment connectors offer reliable connectivity in demanding conditions. Available in various configurations including wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, they cater to diverse application needs. With 9 shell sizes and 54 insert arrangements housing M39029 contacts, these connectors ensure compatibility with different systems. Constructed from durable materials such as aluminum, stainless steel, and lightweight composite, they provide robust performance. Plating options like olive drab cadmium, nickel, and black zinc nickel, along with RoHS-compliant and cadmium-free finishes, offer versatility in design. Meeting military specification MIL-DTL-38999 III and Boeing BACC requirements, these connectors guarantee high-quality standards. Suitable for a temperature range of -65°C to 175°C, with a service rating of II, they excel in extreme environments. Designed for a mating type of threaded connection, with EMI/RFI shielding and ingress protection, they ensure reliable signal transmission. The male contact gender, removable crimp contact type, and pin-style contact offer ease of use in assembly. With a service life of 500 cycles and a conductive nature, they guarantee long-lasting performance in critical applications.