D38999/20FH21PA

MIL-DTL-38999 III (D38999) harsh environment connectors feature wall mount receptacles, jam nut receptacles, and straight self-locking RFI plugs. Available in 9 shell sizes and 54 insert arrangements with M39029 contacts in various sizes, including 22D, 20, 16, 12, 10 power, and 8 twinax. These connectors are crafted from aluminum, stainless steel, or lightweight composite, with plating options such as olive drab cadmium, nickel, black zinc nickel, and passivated stainless steel. Offering RoHS-compliant and cadmium-free finishes, they meet Boeing BACC-approved standards. Ideal for military and aerospace applications, these Series III connectors ensure reliable performance in extreme conditions.