Amphenol Military 97-3106A-18-4P Backshell Connector

The Amphenol 97-3106A-18-4P is a four-position straight plug from the Amphenol 97 Series circular connector family, configured as shell size 18 with four solder cup contacts. This plug is designed to mate with the corresponding 97 Series receptacle to form a rugged circular connection used in military and aerospace equipment. The 97 Series provides standard cylindrical connectors in multiple shell styles and sizes; this model represents the size 18, 4-position plug variant commonly used for compact, high‑reliability wiring. Contacts are solder cup, enabling direct wire termination, and the assembly is intended for environments where secure, durable connections are required. Typical applications include avionics, ground support equipment, and other demanding systems that require a four-conductor path within a MIL-style circular connector. The 97-3106A-18-4P integrates with Amphenol's ecosystem of 97-Series components, offering a compatible mating pair for straightforward field replacement and dependable performance in vibration-intensive installations.