D38999/20MJ29SE

MIL-DTL-38999 III (D38999) harsh environment connectors, designated as SKU D38999/20MJ29SE, are essential components for reliable electrical connectivity in demanding applications. This series features a versatile range of options, including wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, all meeting stringent military specifications. With 9 shell sizes and 54 insert arrangements available, these connectors accommodate various contact sizes, from 22D to 8 twinax, ensuring compatibility with different systems. Constructed from durable materials such as aluminum, stainless steel, and lightweight composite, and offering multiple plating options, including RoHS-compliant and cadmium-free finishes, they provide superior protection against environmental factors. The featured model, MIL-DTL-38999/20, is a circular receptacle with a threaded, wall-mounting flange, designed for 29 removable crimp contacts of size 16(29), and features gold contact plating for enhanced conductivity. Rated for a wide temperature range from -65°C to 200°C, with a service class of I and a service rating of M, these connectors guarantee reliable performance in extreme conditions. The composite shell material, along with nickel-plated contact surfaces, ensures durability and longevity, with a mating life of 500 cycles. Suitable for use in aerospace, defense, and other high-reliability applications, these connectors are a trusted solution for mission-critical systems.