D38999/20FE99SN is a high-performance MIL-DTL-38999 Series III square flange Wall Mount Receptacle engineered for demanding, high-reliability cable assemblies in aerospace, military and other harsh environments. Designed to provide consistent performance under extreme conditions this connector features a Wall Mount Receptacle configuration with a size E shell and E99 insert layout, accommodating 2 × #16, 21 × #20 socket contacts in a 17-99 arrangement.
Constructed from Aluminum with an Electroless Nickel plated shell, the connector offers exceptional corrosion resistance and mechanical durability. Its threaded coupling system ensures secure and vibration-resistant connection, while environmental sealing protects against moisture, dust, and other contaminants.
Rated for a wide temperature range from -65°C to +200°C, the D38999/20FE99SN is built to perform reliably in extreme cold and heat. This combination of rugged construction, secure coupling, and environmental protection makes it ideal for aerospace, defense, and other mission-critical cable assemblies.