Nuclear Specialist 2W2 Air Force Challenge Coin Version 1. Flags Originally armed with two Mk38

Originally armed with two Mk38 25 mm chain guns fore and aft

it was because we hopefully had done a very good job of planning

This coin was given to those operators certified in all SIGINT skills/tasks required for Field Station Berlin

Commanding General

11/2 inch Challenge Coin

Nuclear Specialist 2W2 Air Force Challenge Coin Version 1. Flags Originally armed with two Mk38This coin is 1 3 4 inches in diameter. This is the original version of this 2W2 Nuclear Specialist coin, and is far more rare. It is larger in diameter to the 2nd version which is 1 5 8 inches in diameter, which more plentiful and can still be found for sale.