RIW means Reliability Improvement Warranty in Military
Similar to RIW
4ID - 4th Infantry Division4WW - The Fourth World War
503 RCT - 503rd Regimental Combat Team
517 PRCT - 517th Parachute Regimental Combat Team
596 SSC - 596th Signal Support Company
5CCGP - Fifth Combat Communications Group
5M - Machinery, Manpower, Material, Measurement, and Method
View all in Military