This field is used to indicate the make of the gun entered in the file. The make of the firearm should be taken from the frame or receiver only, except for U.S. military weapons.
For more information on gun make codes, see the GUN MAKE CODES section of this manual.
Make Code when Gun Not Found in Tables
Make Code when Gun Make Unknown but Country of Manufacture Known
Make Code if Manufacturer and Country Both Unknown
Make Codes for U.S. Military-Issue Weapons