It comes in a Receptacle, Female Sockets package.Mounting type is Free Hanging (In-Line).Packaging is performed using a Bulk case.It's from the Military, MIL-DTL-26482 Series II Series.You've got Cable, Free Hanging mounted on the part.It runs at -65°C~200°C Operating Temperature.
MS3471W18-11SZ Features
Military, MIL-DTL-26482 Series II series
MS3471W18-11SZ Applications
There are a lot of Amphenol Aerospace Operations MS3471W18-11SZ Circular Connectors applications.