HSM-51

Helicopter Maritime Strike Squadron FIVE ONE
HSM-51 squadron emblem
Active1991 - present
Country United States of America
BranchUnited States Navy Seal United States Navy
TypeNaval Helicopter Squadron
RoleAnti-submarine warfare (ASW)
Anti-surface warfare (ASUW)
Search and rescue (SAR)
Executive transport (For SEVENTH Fleet)
Part ofCommander, Helicopter Maritime Strike Wing, Pacific Fleet
Garrison/HQNaval Air Facility Atsugi
Nickname(s)"Warlords"
ColorsRed and Black
Engagements

Helicopter Maritime Strike Squadron Five One (HSM-51), also known as "Warlords," is a United States Navy helicopter squadron stationed at Naval Air Facility Atsugi, located in Ayase City, Kanagawa Prefecture, Honshu, Japan. HSM-51 is part of the Helicopter Maritime Strike Wing, Pacific Fleet, which consists of seven squadrons based in San Diego. The squadron regularly deploys on various ships within the U.S. Navy's Seventh Fleet, primarily stationed in Yokosuka, Japan.