Similar Systems
A very similar system, the short system, was adopted by the Imperial Japanese Navy Air Service in the late 1920s that differed only in the use of the 1 for the first assigned type, and having letters assigned to match Japanese aircraft and manufacturers.
Aircraft Type Codes
| Code |
Type |
Example |
Period |
| A |
Attack |
AD |
1946–1962 |
| A |
Ambulance |
AE |
1943–1962 |
| B |
Bomber |
BG |
1931–1946 |
| BD |
Bomber - Drone |
BDR |
1944 |
| BF |
Bomber - Fighter |
BF2C |
1934–1937 |
| BT |
Bomber - Torpedo |
BTD |
1942–1945 |
| DS |
Drone - Antisubmarine |
DSN |
1959–1962 |
| F |
Fighter |
F2A |
1922–1962 |
| G |
Aerial Refueling Tanker |
GV-1 |
1958–1962 |
| G |
Glider |
RG (USCG) |
1946–1962 |
| G |
Transport, Single Engined |
GK |
1939–1941 |
| H |
Hospital |
HE |
1929–1942 |
| H |
Air-Sea Rescue |
never assigned |
1946–1962 |
| HC |
Helicopter - Crane |
HCH |
1952–1955 |
| HJ |
Helicopter - Utility |
HJP |
1944–1949 |
| HN |
Helicopter - Training |
HNS |
1944–1948 |
| HO |
Helicopter - Observation |
HO4S |
1944–1962 |
| HR |
Helicopter - Transport |
HRB |
1944–1962 |
| HS |
Helicopter - anti-Submarine |
HSS |
1951–1962 |
| HT |
Helicopter - Training |
HTK |
1948–1962 |
| HU |
Helicopter - Utility |
HUP |
1950–1962 |
| J |
Utility |
JB |
1928–1955 |
| JR |
Utility transport |
JRM |
1935–1955 |
| KD |
Drone |
KDA |
1945–1962 |
| LB |
Glider Bomb (unmanned) |
LBD |
1941–1945 |
| LN |
Glider - Trainer |
LNE |
1941–1945 |
| LR |
Glider - Transport |
LRW |
1941–1945 |
| M |
Marine Expeditionary |
EM |
1922–1923 |
| N |
Trainer |
N3N |
1922–1946 |
| O |
Observation |
O2U |
1922–1962 |
| OS |
Observation Scout |
OS2U |
1935–1945 |
| P |
Patrol |
PV |
1922–1962 |
| PT |
Patrol Torpedo |
never assigned |
1922 |
| PB |
Patrol Bomber |
PBY |
1935–1962 |
| PTB |
Patrol Torpedo Bomber |
PTBH |
1937–1938 |
| P |
Pursuit |
WP |
1922–1923 |
| R |
Racer |
R2C |
1922–1928 |
| R |
Transport |
R4D |
1931–1962 |
| RO |
Rotocycle |
RON |
1954–1959 |
| S |
Scout |
SC |
1922–1946 |
| S |
anti-Submarine |
S2F |
1946–1962 |
| SB |
Scout Bomber (dive bomber) |
SBD |
1934–1946 |
| SN |
Scout Trainer |
SNJ |
1939–1946 |
| SO |
Scout Observation |
SOC |
1934–1946 |
| T |
Torpedo |
DT |
1922–1935 |
| T |
Transport |
TA |
1927–1930 |
| T |
Trainer |
T2J |
1946–1962 |
| TB |
Torpedo Bomber |
TBD |
1935–1946 |
| TD |
Target Drone |
TDC |
1942–1946 |
| TS |
Torpedo Scout |
TSF |
1943–1946 |
| U |
Utility |
UF |
1955–1962 |
| W |
airborne early Warning |
WF |
1952–1962 |
| ZP |
Patrol Airship |
ZPG |
1947–1962 |
| ZR |
Rigid Airship |
ZR |
1922–1935 |
| ZS |
Scout Airship |
ZS2G |
1954–1962 |
| ZT |
Training Airship |
ZTG |
1947–1962 |
| ZW |
airborne early Warning Airship |
ZWG |
1952–1962 |
|
Aircraft Manufacturer Codes
| Code |
Name |
Example |
Period |
| A |
Allied |
XLRA |
1943 |
| A |
Atlantic/General Aviation |
XFA-1 |
1927–1932 |
| A |
Brewster |
F2A |
1935–1943 |
| A |
Noorduyn |
JA-1 |
1946 |
| B |
Bee line |
BR-1 |
1922 |
| B |
Boeing |
F2B |
1923–1962 |
| B |
Beechcraft |
GB |
1937–1962 |
| B |
Budd |
RB |
1942–1944 |
| BS |
Blackburn (UK) |
BST |
1922 |
| C |
Curtiss and Curtiss-Wright |
R4C |
1922–1962 |
| C |
Culver |
TDC |
1941–1946 |
| C |
Cessna |
JRC |
1943–1951 |
| C |
de Havilland Canada |
UC |
1955–1962 |
| CH |
Caspar(Germany) |
CST |
1922 |
| D |
Douglas |
R2D |
1922–1962 |
| D |
McDonnell |
FD |
1942–1946 |
| D |
Radioplane |
TDD |
1943-1948 |
| D |
Frankfort |
TD3D |
1945-1946 |
| DH |
de Havilland (UK) |
XDC-60 |
1927–1931 |
| DW |
Dayton-Wright |
SDW |
1923 |
| E |
Bellanca |
XRE |
1931–1937 |
| E |
Cessna |
OE |
1951–1962 |
| E |
Detroit |
TE |
1928 |
| E |
Edo |
OSE |
1943–1962 |
| E |
Elias |
EM |
1922–1924 |
| E |
Hiller |
YROE |
1948–1962 |
| E |
Piper |
AE-1 |
1941–1945 |
| E |
Pratt-Read/Gould |
LNE |
1942–1945 |
| F |
Grumman |
SF |
1931–1962 |
| F |
Fairchild-Canada |
SBF |
1942–1945 |
| F |
Fokker (Netherlands) |
FT |
1922 |
| G |
A.G.A. (originally Pitcairn) |
XLRG |
1941–1942 |
| G |
Eberhart |
XF2G |
1927–1928 |
| G |
Gallaudet |
not used |
1922–1923 |
| G |
Globe |
KDG |
1946–1959 |
| G |
Goodyear |
F2G |
1942–1962 |
| G |
Great Lakes |
BG |
1929–1935 |
| H |
Hall-Aluminum |
PH |
1928–1937 |
| HP |
Handley Page(UK) |
HPS |
1922–1923 |
| H |
Howard |
GH |
1941–1944 |
| H |
Huff-Daland |
HO |
1922–1927 |
| H |
McDonnell |
F3H |
1946–1962 |
| H |
Snead |
LRH |
1942 |
| H |
Stearman-Hammond |
JH |
1937–1939 |
| J |
Berliner-Joyce |
OJ |
1929–1935 |
| J |
General Aviation |
PJ |
1935–1937 |
| J |
North American |
SNJ |
1937–1962 |
| JL |
Junkers-Larson |
JL |
1922 |
| K |
Fairchild/Kreider-Reisner |
XR2K |
1935,
1937-1942 |
| K |
Kaiser-Fleetwings |
XBTK |
1948–1950 |
| K |
Kaman |
HTK/HOK/HUK |
1950–1962 |
| K |
Keystone |
PK |
1927–1930 |
| K |
Kinner |
XRK |
1935–1936 |
| K |
J. V. Martin |
KF |
1922–1924 |
| K |
Nash-Kelvinator |
JRK |
1942 |
| L |
Bell |
XFL |
1939–1962 |
| L |
Columbia |
XJL |
1944–1946 |
| L |
Langley |
XNL |
1940 |
| L |
Loening |
OL |
1923–1933 |
| L |
L.W.F. |
not used |
1922 |
| M |
Martin |
JRM |
1922–1962 |
| M |
General Motors (Eastern) |
TBM |
1942–1945 |
| M |
McCulloch |
HUM |
1951–1952 |
| N |
Gyrodyne Company |
DSN |
1960 |
| N |
Naval Aircraft Factory |
N3N |
1922–1962 |
| O |
Lockheed |
R2O |
1931–1942 |
| O |
Piper |
UO |
1955–1962 |
| O |
Viking |
OO |
1923–1941 |
| P |
Piasecki/P.V./Vertol |
HUP |
1946–1962 |
| P |
Piper |
LNP |
1941–1945 |
| P |
Pitcairn |
OP |
1931–1932 |
| P |
Spartan |
NP |
1940–1941 |
| PL |
Parnall(UK) |
PL? |
1922 |
| Q |
Bristol |
XLRQ |
1941–1943 |
| Q |
Fairchild |
J2Q |
1928–1962 |
| Q |
Hall-Aluminum |
unkn. designation |
1926 |
| Q |
Stinson |
XR3Q |
1934–1936 |
| R |
Aeronca |
LNR |
1942–1946 |
| R |
American Aviation |
unk. designation |
1942 |
| R |
Brunswick |
drone, unk. designation |
1942–1943 |
| R |
Ford |
JR/RR |
1927–1932 |
| R |
Interstate |
TDR |
1942–1945 |
| R |
Maxson |
NR |
1939–1940 |
| R |
Radioplane |
KD2R |
1940–1952 |
| R |
Ryan |
FR |
1948–1962 |
| RO |
Meridionali Romeo (Italy) |
unk. designation |
1933 |
| S |
Aeromarine |
AS |
1922 |
| S |
Schweizer |
LNS |
1941 |
| S |
Sikorsky |
JRS |
1928–1962 |
| S |
Sperry |
Drone, unk. designation |
1950 |
| S |
Stearman |
N2S |
1934–1945 |
| S |
Stout |
ST |
1922 |
| S |
Supermarine |
ST reserved, not used |
1943 |
| T |
New Standard |
NT |
1930–1934 |
| T |
Northrop |
F2T |
1933-1937 &
1944-1962 |
| T |
Taylorcraft |
LBT |
1942–1946 |
| T |
Temco |
KDT |
1955–1962 |
| T |
Thomas-Morse |
R-5 maybe not used |
1922 |
| T |
Timm |
N2T |
1941–1943 |
| U |
Chance-Vought |
F4U |
1922–1962 |
| V |
Canadian Vickers |
PBV |
1941–1945 |
| V |
Lockheed |
P2V |
1942–1962 |
| V |
Vultee |
SNV |
1943–1945 |
| VK |
Vickers |
Viking unk. designation |
1923 |
| W |
Canadian Car & Foundry |
SBW |
1942–1945 |
| W |
Waco |
XJW |
1934–1945 |
| W |
Willys-Overland |
unk. designation |
1948–1962 |
| W |
Wright |
NW |
1922–1926 |
| X |
Cox-Klemin |
XS |
1922–1924 |
| Y |
Consolidated |
PBY |
1926–1954 |
| Y |
Stinson |
OY |
1942–1950 |
| Y |
Convair |
F2Y |
1954–1962 |
| Z |
Wilford/Pennsylvania |
XOZ |
1933–1934 |
|