D38999/24MD19HD

Our MIL-DTL-38999 III (D38999) harsh environment connectors, part of the DEUTSCH 38999 Series III Composite range, are engineered for rugged reliability in demanding applications. Featuring wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs, this series offers versatile connectivity solutions. With 9 shell sizes and 54 insert arrangements available, these connectors accommodate various contact sizes, including M39029 contacts in sizes 22D, 20, 16, 12, 10 power, and 8 twinax. Constructed from durable materials like aluminum, stainless steel, and lightweight composites, they ensure robust performance in challenging conditions. Plating options such as olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel cater to specific environmental requirements. RoHS-compliant and cadmium-free finishes are also available, along with Boeing BACC-approved designs. With a wide operating temperature range of -65 to 200°C (-85 to 392°F) and voltage ratings of up to 1800 Vrms, these connectors are ideal for critical aerospace, defense, and industrial applications. Trust in our standard circular connectors for superior quality and performance in harsh environments.