The item ID for Freestar Militia Uniform is 00228827
These are the spawn commands to give yourself Freestar Militia Uniform in Starfield.
Example spawn commands
Copy the command below and paste it into your Starfield game or server admin console to obtain.
Add item command: This command will spawn Freestar Militia Uniform in your inventory.
Place at me command: This command will spawn Freestar Militia Uniform in front of you.