# TCDS TC 5E-10: Wright Aeronautical Division Curtiss-Wright Corporation

- Type: Type certificate data sheet
- Status: Current
- Holder: Wright Aeronautical Division Curtiss-Wright Corporation
- Revision: 0
- Product: Engine
- Data sheet PDF: https://openairdocs.org/files/sha256/4b/a8/4ba8792204ed79a2c34c8192162f8d2847669e1241e7a963617df4d7a5f66398
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/14F1FB9C650F34D78525676A006354EF.0001
- Page: https://openairdocs.org/tcds/TC%205E-10

## Models (1)

As the data sheet lists them.

- Military Cyclone R-1820 Series

## What the data sheet says

This is OCR from the scanned FAA data sheet. OCR can misread letters and numbers.

```text
MCDELS: Wright Military Cyclone R-1820 Series
I.C. NUMBER: 5E-10
Model  R-1820-40,-60,-40C  R-1820-71,-97,-99  R-1820-45  F-1820-50
- 9RA  (See following listings for additional models.)
(reduction gearing)  3:2  -71 has 3:2,  1t:1  Direct drive
97 has 16:9
Rating (with low
impeller gear ratio)  Maximum continu, at:  7.14:1  7:1  7.14:1
Di critical altitude  rpm, in.Hg..
1100-2400-40.0-5500  860-2100-34-5-3200  850-2100-34.0-6000
(ft.)  Or
Sea level  000-2300-37-2-690  100-2400-43.0-S.1  830-2100-34.5-5.L.  850-2100-35.7-S.I.
1000-2300-39.5-S.I.
Rating  DE.  rEm,  1200-2500-45.5-S.L.  930-2200-37.5-S.L.  950-2200-38.0-S.I.
10:1  10:1
(ft.)  900-2300-40.0-15200  810-2100-35.0-10400  750-2100-33-0-15200
IOW
altitude  (Et.)  900-2300-42.5-9700  780-2100-35.0-6200  750-2100-3405-9500
SIm,
(ft.)  4200
200
91/96
1823
6.7:1
1315
face, in.  7.5  5.8
c.I.. in.
SAE NO.  50
PD- 12H2 or H3  NAF-7F  1375H or HA
Scintilla SF9LN-4  SF9IU-3
SF9LU-3
Ignition timing.
degrees BIC  20, 2, 3, 4. 7. 8  20R, 15I
MODEIS: Wright Military Cyclone R-1820 Series (Continued)
NUMBER: T.C. SE-10 (Continued)
R-1820-52  R-1820-53  • 56A,  R- 1820-56M2,-56AM2,-56M4,
72AM1,-72M3,-72AM3

- 72M4,-72AM4
(See following listings for additional models.)
Tyfe - 9RA
(reduction gearing)  16:11  3:2  16:9
Rating (with low
impeller gear ratio) :  7.14:1
Maximum continuous,
in.Hg.. at:
Critical altitude
(£t.)  50-2300-37-0-500  860-2100-35-3800  00-2500-43.5-25
Sea level  50-2300-38.0-S.1  830-2100-35-S.L  00-2500-44.0-S.
Take-off  (5 minutes),
hi. Ipm, in. Hg.. at:  1000-2350-39.5-S.L.  1000-2200-40-5-L.  1350-2700-48.0-S.I.
(See NOTE 6)
Rating (with high
impeller gear ratio)  10:1
(except  - 56M3,-56AM3, (except  - 56М4, - 56AM4,
- 661,-72M4, -72AM4)  - 72M3,-72AM3)
Maximum continuous,
of. Ipm, in.Hg., at:
Rated pressure
altitude (ft.)  800-2300-35.5-16000  850-2100-38-9600  900-2500-40•2-17000
Icw critical pressure
altitude (ft.)  800-2300-37-0-10000  812-2100-38-5500  900-2500-42.0-11100
Fuel (minimum grade
aviation gasoline)  100/130
Cisplacement, cu. in.  1823
Compression ratio  height (dry), ibs.  6.45:1  1255  1210  1336  • 5:1
C.G. location (dry)
Forward of mounting
face, in.  7.4
Above crankshaft
- 2
ropeller shaft
SAE NO.
Carturetor model  1375H  NAF -7K  PD12K10 Or 14
Igrition, duai  SF91N-2  SF9L-1  SF9LD  Or SF9LN-4,
SF91D-1 (on - 72's)
Ignition timing.
degrees BIC  2OR,  1,2,3,4,5,6,7,869
NOTES  1,2,3,4,7,3
MODEIS:  Wright Military Cyclone R-1820 Series (Continued)
NUMEER: SE-10 (Continued)
TOM 76242.  R-1820-56M1,-56AM1,-56M5  R-1820-72AM5,-72AM6
56AM5, -62M1,-62AM1,-66M2,
- 72M2,-72AM2
(See followirg listings for additional models.)
IyEe - 9RA
(reduction gearing)  40, -7041  on  3:2
62M2,
Rating (with low
impeller gear ratio)  1-14:1
(7.0: 1 on -62M1,-62AM1 only)
Maximum continuous,
hi. rEm.
Стиса аноє
(ft - level  1200-2500-43-5-2500  1100-2500-40-0-5100  1260-2500-45-5-3000
1200-2500-44-0-S.I.  1100-2500-40.5-S.L.  1200-2000-40.0-5.1.
Take-off (5 minutes) .  1350-2700-48.0-S.I.  1200-2700-43.0-S.L.  1410-2700-50.0-2600
in.#3.. at:  (SEe NOTE 6)  1200-2500-44.0-S.L.  1410-2700-51.0-S.L.
10:1 (-56M1,-56AM1,  10.04:1
impeller gear ratio)  -6612,-7241,-72AM1 0n1у)
rcm. in.Hg.. at:
Rated pressure
altitude (ft.)  900-2500-40-0-17000  960-2500-41.2-18000
Icw critical fressure
altitude (ft.)  900-2500-42•0-11100  960-2500-43.2-11500
Fuel (minimum grade
aviation gasoline)  91/96
Lisflacement, cu. in.
Compression ratio
height (dry), 1bs.  1330
(1315 -62M1,-62AM1 only)
C.G. location (dry)
Forward of mounting
lace, in.  704
Acove crankshaft
....  in.  - 2
Propeller shaft,
SAE NO.  50
Carturetor model  PD12K10 or 14
Igrition, dual  SF9ID or SF9LN-4,  SF9LN-4
SE9ID-1 (on - 72's)
Ignition timing,
NOTES  degrees ETC  1,2,3,4,5,6.7.8.9  1,2,3,4,6.7,8.9  1,2,3,4,7.8,9
MOTELS:  bright Military Cyclone R-1820 Series (Continued)
I.C. NUMEER: I.C. 5E-10 (ContinuEd)

Model  R-1820-740-76A, -763  R-1820-76AM1,-76BM1  R- 1820-103,- 103A  R-1820-103M1,-103AM1
Type - 9RA
(reduction gearing)  3:2  Direct drive
Rating (with 1cw
impeller gear ratio)  7.21:1
Maximum continuous,
hf. rpm, in.Hg.. at:
Critical pressure
altitude  (it.)  1275-2500-45-5-3500 --  1275-2500-47.0-2600
Sea level
fressure altitude  1275-2500-46-5-S. I. --  12/5-2300041.3-5.1
Jake-off (5 minutes).
hp. Ipm, in. Hg.. at:
critical pressure
altitude  (£t.)  1425-2700-50-5-2600 --  14.5-2700-51.5-2300
Sea level
fressure altitude  1425-2700-51.5-S.L. --  1425-2700-52.5-S.I.
Rating (with high
impeller gear ratio):  10.14:1  10.14: 1.  8.69:1
Maximum  continuous,
hp. Ipm, in. Hg.. at:
Rated fressure
Ick critical pressure 975-2500-43.5-12000  altitude (ft.)  altitude (ft.)  975-2500-42.0-19300  975-2500-42.0-18300  975-2500-43-0-12000  1125-2500-42-0-11600  1125-2500-43-5-7800
Fuel (minimum grade
aviation gasoline)  100/130
Displacement, cu. in.  1823
Compression ratio  6-8:1
height (dry). los.  La  1361  (with  Scintilla  1349
magnetos)
1345 (with Edison
(-76A & B Wit)
Bosch magnetos)
C.G. location (dry)
Forward of mounting
face, in.  7-4  6.64
Abcve crankshaft
c.I.. in.  - 2  • 2 above, •11 right
Fropeller shaft,
SAE NO.  S0
Carturetor model  PD12K10 OF K14  PD12K19
Igrition, dual  Edison SF9LD-3 or  Bosch S91U-2  Bosch S91U-3
Scintilla SF9IN-4;
Posch S9LU-2 on
-76A and -76B
Igrition timing,
NOTES  degrees BTC  20  1,2,3,4,5,7,8,9  1.2.3.4,7,8,10
NOTE 1. Maximum permissible temperatures are as follows:
Cylinder Head  Barrel  Oil Irlet
McdelS  Degrees Er  Regrees I.  Degrees I:
1-1820-40,-40C, -56M1,-56AM1,-60,-62M1,-62AM1,-6692, -71
-72M2,-72AM2  500 *  325  220
R-1820-45,  500  300  200
"30 for M.C. ***  475  300  220
Also see NOTE 9  500  for  I.O.• *  335  220
475 for M.C.
R-1820-97,-99  500  no turbo,  325  220
R-1820-103,-103A, -103M1,-103AM1  500 for I-0:' **  400  with turbo *  320  220
450 for M.C.  350 for I.O.
himits ae ty to either well type or spark plug gasket thermo.
NOTE 2. Refer to applicable civil engine specification for fuel and oil pressure limits.
NOTE 3.
Engine Model  Characteristice
R-1820-40,-C,-60  Moto the -60 except for the caruxeeos, oil pump check valve, baffier and rother which are  similar to the -40 style.
R-1820-45,-50  Similar to certificated Wright GR-1820-65 engines.
R-1820-52  Similar to certificated Wright GR-1820-G5 engines which include an all steel main crankcas
R-1820-53  Similar to -45 except has different size impeller and various design advances over the -45.
R- 1820-56,-56A,-62.  Similar to  certificated Wright 736C9HD engines except they incorporate several types of
-62A, -66,-70,-72,  helinder kaiften. a propelled cer impete some or there engines incorporate a torque-  different cylinder
-72A
model deignation put a sign tes inestiprecion or the Scenathened de a hare.  Remove the water regulator
corresponding model above.
designation suffix
R-1820-56M1,-56AM1  Same as  - 56 and -56A respectively except has 6-202A (-40, -40C, -60. -97) type cylinders
and baffles.

-72 and -72A respectively except have C9HD 16:9 nos
97 16:9 nose case and reduction gear modified to incorporat
Simlare Bare, pu except has high ratio supercharger clutch and control assembly
R-1820-56M, -56AMA.  slEr do -56M2, -561M2, -72M1 and -72AM1 respectively except high ratio supercharger
similar to -56M1, -56AM1, -66, -72, -72A respectely except have high ratio supercharger  drive removed.
R-1820-70M1  R-1820-66M2,-72M2,  - 72AM2  There engines dre K-1820-12 models modified per Aerodex, Inc. Engineering Authorization  Same a 0 except has ye colder a batesingle speed supercharger.  drive removed.  -72A respectively, except incorporates 6-202A (-40, -40C, -60, -97) typ
R-1820-72AMS, -72AM6
R-1820-74,-76A, -768
The city enge incorprising ney tode to child for by A to i the litary dollar  generator drive.
we a weal pate a dead lanesh the biting pate by t eat to the wonting eved on a plain
91 grade fuel (R-1820-40, -4UC, -60, -71.
8-16-6-2,-56-6-51,466-56-70-5001, -5283  •72A.-72AM1-12M  576AM1, - 168M1  - 76A,-76B,
Maximum continuous, bhp., Ipm, in.Hg.. ait:  (High ratio 10:1)  (Low ratio 7.14:1)  1100-2500-40-5-S.1  1100-2500-40-0-5100  (Same as for Grade 100 fuel)  1000-2300-36.5-800  900-2300-46-0-10800  900-2300-35-0-14000  1000-2300-38.0-S.L.
Tate-o ratho only, in. ago, alt:  1200-2700-43.0-S.L.  10-2500-43-5-5.
1200-2500-44.0-S.L.
1200-2500-43.5-2500
nott have 235 in porate at jet a bo be 0 to the nade deal tion and the foresenate  restriction no longer is applicable.
NOTE 7. The spark plugs approved for the above engines are as follows:
R-16201, -02: 5,-522,-1222,5641--5611, -5645, -6241,  R-115.  RHA3 7N.
RHB36P, RHB36W,
NOTE 8. Lubricating oil: MII-I-6082 or WAD Spec. 5815 or 5818.
type cy intere and battles or sac cylindere revoked by rape red engine (he -7t) 7) icings and  -72, -72A) when modified to incorporate C9HD or C9HE
and Counterparte  -70, -72, -72A) .
letter "S added to their otherwise appropriate model designation.
Examples:  R-1820-56  R-1820-56AM1  becomes R-1820-56S  becomes R-1820-56AM1S
etc.
The following agencies are approved to accomplish the C9HC cylirder modification:
ero Cylinder Service, Inc.  armingdale, New  YOrk  Scenard, alifornia  Wright Aeronautical Division  Curtiss-Wright Corporation  Wood-Ridge, New Jersey
NOTE iting in eh impe der sapto ed for bel:opter installation and operation and have a five-minute takeoff
Take-off, bhp.. rEm, in. (tt.)  low critical pressure altitude (ft.)  Rated pressure altitude  at:  R-1820-103, - 103A  1100-2600-49.0-16000  1100-2600-50.0-10200  R- 1820-103M1, -103AM1  1250-2700-46-5-11400  1210-2700-48.5-6400
```

## ADs (3, in force first)

- [AD 94-14-10](https://openairdocs.org/ad/94-14-10): Aviation Gasoline · Wright Aeronautical Division, Curtiss-Wright Cyclone R-1820F-2A, Cyclone R-1820F-3A, Cyclone R-1820F-56 and 6 more. Effective Feb 13, 1996
- [AD 51-12-01](https://openairdocs.org/ad/51-12-01): Piston Pins · Wright Aeronautical Division, Curtiss-Wright 718C9GB1, Military Cyclone R-1820 Series, Cyclone 702C9GC1 and 29 more
- [AD 60-07-08](https://openairdocs.org/ad/60-07-08): Master Rod Assemblies · Wright Aeronautical Division, Curtiss-Wright Military Cyclone R-1820 Series

## STCs approved under this data sheet (2)

- [STC SE5189NM](https://openairdocs.org/stc/SE5189NM): Installation of chip detector light system.. A & L Aircraft Parts Inc
- [STC SE3-2](https://openairdocs.org/stc/SE3-2): Installation of fuel flow meter, Bendix Model 9054-5A.. Sabreliner Aviation LLC

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