Vietnam War Glossary of Terms, Abbreviations and Acronyms

Y
Yankee StationCarrier Force Area off Coast of Vietnam.
YCOpen Lighter
YDFloating Crane
YFNBLarge Covered Lighter (Repair Barge)
YFRRefrigerated Covered Lighter
YFUHarbor Utility Craft
YGGarbage Lighter
YLLCSalvage Lift Graft, Light
Yo-Yo - High speedAn offensive tactic in which the attacker maneuvers through both vertical and horizontal planes to prevent an overshoot in the plane of the defender's turn.
Yo-Yo - Low speedA dive for airspeed and a pull up for position closure.
YOGYard Oiler
YONFuel Oil Barge
YRFloating Workshop
YRHarbor Repair Craft
YRRepair Barge
YRBMSubmarine Repair, Berthing, and Messing Barge
YTBLarge Harbor Tugs
YTLSmall Harbor Tug
YTMMedium Harbor Tug
YWBarge Water
YWNWater Barge


SOURCES
A Study of Strategic Lessons Learned in Vietnam
Defense Attache Saigon: RVNAF Quarterly Reports
MACV Command Histories
Project RED BARON I: Air-to-Air Encounters in Southeast Asia
Vietnam Pacification Studies #1

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