Loening
Aircraft Locator
Designation
Nickname
Primary role
COA-1
U.S. Air Force Corps Observation, Amphibian (1919-1924)
HL
U.S. Navy / Marines Hospital (Ambulance) (1929-1942)
LS
U.S. Navy / Marines Scout (1922-1946)
M-3
Cat
Various US Military Undesignated Aircraft (1909-1919)
M-8
Various US Military Undesignated Aircraft (1909-1919)
O-1
U.S. Air Force Observation (1924-1942)
O2L
U.S. Navy / Marines Observation (1922-1962)
OA-1
U.S. Air Force Observation, Amphibian (1925-1947)
OA-2
U.S. Air Force Observation, Amphibian (1925-1947)
OL
U.S. Navy / Marines Observation (1922-1962)
PW-2
U.S. Air Force Pursuit, Watercooled (1919-1924)
PW-2
U.S. Air Force Pursuit, Watercooled (1919-1924)
R-4
U.S. Air Force Racer (1919-1924)
S2L
U.S. Navy / Marines Scout (1922-1946)
SL
U.S. Navy / Marines Scout (1922-1946)
