Keystone Aircraft Locator
DesignationNicknamePrimary role
B-1Super Cyclops U.S. Air Force Bomber (1924- Present)
B-3 U.S. Air Force Bomber (1924- Present)
B-4 U.S. Air Force Bomber (1924- Present)
B-5 U.S. Air Force Bomber (1924- Present)
B-6 U.S. Air Force Bomber (1924- Present)
LB-6 U.S. Air Force Light Bomber (1925-1932)
LB-7Panther U.S. Air Force Light Bomber (1925-1932)
LB-8 U.S. Air Force Light Bomber (1925-1932)
LB-9 U.S. Air Force Light Bomber (1925-1932)
LB-10 U.S. Air Force Light Bomber (1925-1932)
LB-11 U.S. Air Force Light Bomber (1925-1932)
LB-12 U.S. Air Force Light Bomber (1925-1932)
LB-13 U.S. Air Force Light Bomber (1925-1932)
LB-14 U.S. Air Force Light Bomber (1925-1932)
NK U.S. Navy / Marines Trainer (1922-1926)
O-15 U.S. Air Force Observation (1924-1942)
OK U.S. Navy / Marines Observation (1922-1962)
PK U.S. Navy / Marines Patrol (1923-1962)