D38999/24WB35SN is a MIL-DTL-38999 Series III jam nut receptacle connector designed for military, aerospace, and harsh environment applications. The connector features a crimp-style metal shell with corrosion-resistant stainless steel construction and electroless nickel plating, providing 500-hour salt spray resistance and EMI shielding of -65 dB @ 10 GHz minimum. It operates reliably across a temperature range of -65°C to +200°C and is available in multiple shell sizes (9 through 25) with corresponding metric thread options (M12X1-6g through M37X1-6g). The jam nut receptacle mounting style with rear crimp removable socket contacts makes it suitable for panel-mount applications with panel thickness ranging from 0.062 to 0.375 inches. This connector is widely used in military vehicles, missiles, ordnance systems, C4ISR platforms, and space applications where reliable interconnection and environmental protection are critical.