The packaging contains MIL SERIES CONNECTOR.There is a CABLE mounting type for the device.Further, there are features such as STANDARD: MIL-DTL-38999, LOW PROFILE, POLARIZED, SHIELDED, to name only a few.
8T522F21BC Features
8T522F21BC Applications
There are a lot of SOURIAU-SUNBANK 8T522F21BC Circular Connectors applications.