Similar to TRK

63Y - Track Vehicle Mechanic Mos
643ASG - 643rd Area Support Group
645TD - 645th Tank Destroyer Battalion
66 TAC - 66th Tatical Aviation Command
67Y - AH-1 Attack Helicopter Repairer MOS
7 WVI - 7th West Virginia Infantry Regiment
75 RGR - 75th Ranger Regiment

View all in Military