The packaging contains MIL SERIES CONNECTOR.There is a CABLE AND PANEL mounting type for the device.Further, there are features such as STANDARD: MIL-DTL-38999, COMPATIBLE CONTACT: 980-1000-012, to name only a few.
KJA0T21W75PBL Features
KJA0T21W75PBL Applications
There are a lot of ITT Cannon, LLC KJA0T21W75PBL Circular Connectors applications.