The product is packaged in MIL SERIES CONNECTOR.This device is mounted in the CABLE AND PANEL position.To name a few, there is also STANDARD: MIL-DTL-38999, EMI SHIELDED, POLARIZED.
D38999/21HD5XE Features
D38999/21HD5XE Applications
There are a lot of TE Connectivity Deutsch Connectors D38999/21HD5XE Circular Connectors applications.