# TCDS 5A5: Regal Air Inc.

- Type: Type certificate data sheet
- Status: Current
- Holder: Regal Air Inc.
- Revision: 30
- Revised: April 4, 1994
- Product: Aircraft, Small Airplane
- Certification basis: Part 3, Part 21
- Registered aircraft: 229, by the registry models matched to it (OpenAirDocs)
- Data sheet PDF: https://openairdocs.org/files/sha256/92/5a/925a1961379d3ba6a270ed124d6bff1c2923cfcccc6d976f94838585b5f0af71
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/423BFA43CAFEC76C852567320048318B.0001
- Page: https://openairdocs.org/tcds/5A5

## Models (4)

As the data sheet lists them.

- 305F
- 305D ((USAF 0-1G))
- 305C ((USAF 0-1E))
- 305A ((USAF 0-1A))

## What the data sheet says

From the PDF's text layer, line by line; tables lose their columns. The PDF is the record.

```text
Page No 1 2 3 4 5 6 7 8 9 10
Rev.No. 30 30 30 30 30 30 30 30 30 30
DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
5A5
Revision 30
Cessna
(USAF 0-1A)   305A
(USAF 0-1E)   305C
(USAF 0-1G)   305D
305F
April 4, 1994
AIRCRAFT SPECIFICATION NO. 5A5
Type Certificate Holder Regal Air, Inc.
2040 Airway Ave.
Fort Collins, Colorado  80524
I - Model 305A (USAF 0-1A), 2 PCLM (Utility Category), Approved January 11, 1951;
2 PCSM (Normal Category), Approved February 15, 1951
Engine Continental O-470-11 or -11B
*Fuel 80 minimum octane aviation gasoline
*Engine Limits Takeoff (5 min.) 2600 r.p.m. (213 hp.)
For all other operations, 2300 r.p.m. (190 hp.)
*Airspeed Limits       Landplane              Seaplane           
  (TIAS) Maneuvering 119 m.p.h. (104 knots) 113 m.p.h. (  98 knots)
Max.structural cruising 132 m.p.h. (115 knots) 113 m.p.h. (  98 knots)
Never exceed 179 m.p.h. (156 knots) 158 m.p.h. (137 knots)
Flaps extended 100 m.p.h. (  87 knots) 100 m.p.h. (  87 knots)
*C.G. Range Landplane
(+36.9) to (+39.7) at 2100 lb.
(+32.6) to (+39.7) at 1800 lb. or less
Straight line variation between points given
Seaplane
(+38.2) to (+41.0) at 2400 lb.
(+33.3) to +41.0) at 2085 lb. or less
Straight line variation between points given
Empty Wt. C.G. Range None
*Maximum Weight Landplane or skiplane - 2100 lb.
Seaplane 2400 lb.
No. of Seats 2 (1 at +36, observer’s seat 8 lb. at +76)
Maximum Baggage 100 lb. (+100)
See NOTE 2A (2)
Fuel Capacity Metal tanks
41 gal. total, 36 gal. usable (two 20.5 gal. tanks in wings at +44)
Self-sealing tanks (Equipment Item 603)
44 gal. total, 38 gal. usable (two 22 gal. tanks in wings at +44)
See NOTE 1 for weight of unusable fuel

5A5 2
Oil Capacity 10 qt. (-15)
Control Surface Wing flaps
  Movements   Takeoff 0° to 30°
  Seaplane landing 0° to 45°
  Landplane landing 0° to 50°
Ailerons Up 20° Down 14°
Elevator tab Up 16° Down 24°
Elevators Up 26° Down 20°
Rudder Right 16° Left 16°
Serial Nos. Eligible 601, 21001 and up (see NOTE 3 for additional serial numbers)
Prior to civil certification, 0-1A airplanes must be modified in accordance with Cessna
Dwg. 0600003 which may be obtained from the manufacturer.  An FAA representative,
upon determination of compliance with the above mentioned modification drawing, may
issue an airworthiness certificate.
Required Equipment Landplane - 1, 101(a) or (b) and (c), 102, 103, 201(a), (b) or (c), 202(a) or (b), 204(a),
402(a) and 601
Skiplane - 1, 101(a) or (b) and (c), 102, 103, 208(a), 402(a) and (c), and 601
Seaplane  - 1, 101(a) or (b) and (c), 102, 103, 209, 402(b) and 601
II - Model 305C (USAF 0-1E); 2 PCLM (Utility Category), 2 PCSM (Normal Category); Approved October 30, 1956
Engine Continental O-470-11 or -11B
*Fuel 80 minimum octane aviation gasoline
*Engine Limits Takeoff (5 min.), 2600 r.p.m. (213 hp.)
For all other operations, 2300 r.p.m. (190 hp.)
*Airspeed Limits       Landplane                             Seaplane           
  (TIAS) Maneuvering 134 m.p.h. (116 knots) 113 m.p.h. (  98 knots)
Max. structural cruising 145 m.p.h. (125 knots) 113 m.p.h. (  98 knots)
Never exceed 190 m.p.h. (165 knots) 158 m.p.h. (137 knots)
Flaps extended 100 m.p.h. (  87 knots) 100 m.p.h. (  87 knots)
*C.G. Range Landplane
(+37.0) to (+40.0) at 2400 lb.
(+32.6) to (+40.0) at 1880 lb. or less
Straight line variation between points given
Seaplane
(+38.2) to (+41.0) at 2400 lb.
(+33.3) to (+41.0) at 2085 lb. or less
Straight line variation between points given
Empty Wt. C.G.Range None
*Maximum Weight Landplane, skiplane or seaplane - 2400 lb.
No. of Seats 2 (1 at +36, observer’s seat 8 lb. at +76)
Maximum Baggage 100 lb. (+100)
See NOTE 2B(2)

3 5A5
Fuel Capacity Metal tanks
41 gal. total, 36 gal. usable (two 20.5 gal. tanks in wings at +44)
Self-sealing tanks (equipment Item 603)
44 gal. total, 38 gal. usable (two 22 gal. tanks in wings at +44)
See NOTE 1 for weight of unusable fuel
Oil Capacity 10 qt. (-15)
Control Surface Wing flaps
  Movements   Takeoff 0° to 30°
  Seaplane landing 0° to 45°
  Landplane landing 0° to 60°
Ailerons Up 20° Down 14°
Elevator tab Up 16° Down 24°
Elevators Up 26° Down 20°
Rudder Right 16° Left 16°
Serial Nos. Eligible 23589 through 23949, 24160, 24161, 24501 through 24590, 24601 through 24609,
24700 through 24749, 305M-0001 and on. Prior to civil certification, 0-1E airplanes
must be modified in accordance with Cessna Dwg. 0600062 which may be obtained
from the manufacturer.  In the field an FAA representative upon determination of
compliance with the above-mentioned Dwg. may issue an airworthiness certificate.
Required Equipment Landplane - 1, 101(a) or (b) and (c), 102, 103, 201(a), (b) or (c),
202(a) or (b), 204(a) and 601
Skiplane - 1, 101(a) or (b) and (c), 102, 103, 208 (a) and 601,
Seaplane - 1, 101(a) or (b) and (c), 102, 103, 209 and 601.
III - Model 305D (USAF 0-1G), 2 PCLM (Utility Category), 2 PCSM (Normal Category),
  Approved April 20, 1966
Engine Continental O-470-11 or -118
*Fuel 80 minimum octane aviation gasoline
*Engine Limits Takeoff (5 min.), 2600 r.p.m. (213 hp.)
For all other operations, 2300 r.p.m. (190 hp.)
*Airspeed Limits Landplane    Seaplane
  (TIAS) Maneuvering 134 m.p.h. (116 knots) 113 m.p.h. (  98 knots)
Max. structural cruising 145 m.p.h. (125 knots) 113 m.p.h. (  98 knots)
Never exceed 190 m.p.h. (165 knots) 158 m.p.h. (137 knots)
Flaps extended 100 m.p.h. (  87 knots) 100 m.p.h. (  87 knots)
*C.G.Range Landplane
(+37.0) to (+40.0) at 2400 lb.
(+32.6) to (+40.0) at 1880 lb. or less
Straight line variation between points given
Seaplane
(+38.2) to (+41.0) at 2400 lb.
(+33.3) to (+41.0) at 2085 lb. or less
Straight line variation between points given
Empty Wt. C.G. Range None
*Maximum Weight Landplane, skiplane or seaplane - 2400 lb.
No. of Seats 2 (1 at +36, observer’s seat 8 lb. at +76)

5A5 4
Maximum Baggage 100 lb. (+100)
See NOTE 2B(2)
Fuel Capacity Metal tanks
41 gal. total, 36 gal. usable (two 20.5 gal. tanks in wings at +44)
Self-sealing tanks (equipment Item 603)
44 gal. total, 38 gal. usable (two 22 gal. tanks in wings at +44)
See NOTE 1 for weight of unusable fuel.
Oil Capacity 10 qt. (-15)
Control Surface Wing flaps
  Movements Takeoff 0° to 30°
Seaplane landing 0° to 45°
Landplane landing 0° to 60°
Ailerons Up 20° Down 14°
Elevator tab Up 16° Down 24°
Elevators Up 26° Down 20°
Rudder Right 16° Left 16°
Serial Nos. Eligible All 0-1A airplanes upon modification per Cessna Dwg. 0600520.
Prior to civil certification 0-1G airplanes must be modified in
accordance with Cessna Dwg. 0600062 which may be obtained from the
manufacturer.  In the field an FAA representative upon determination
of compliance with the above mentioned modification drawing, may
issue an airworthiness certificate.
Required Equipment Landplane - 1, 101(a) or (b) and (c), 102, 103, 201(a), (b) or (c),
202(a) or (b), 204(a) and 601.
Skiplane - 1, 101(a) or (b) and (c), 103, 103, 208(a) and 601.
Seaplane - 1, 101(a) or (b) and (c), 102, 103, 209 and 601.
IV - Model 305F, 2 PCLM (Normal Category), 2 PCLM (Utility Category), Approved September 28, 1967
Engine Continental O-470-11 or -11B
*Fuel 80 minimum octane aviation gasoline
*Engine Limits Takeoff (5 min.), 2600 r.p.m. (190 hp.)
For all other operations, 2300 r.p.m. (190 hp.)
*Airspeed Limits             Landplane              
  (TIAS) Maneuvering 128 m.p.h. (111 knots)
Max. structural cruising 152 m.p.h. (131 knots)
Never exceed 192 m.p.h. (167 knots)
Flaps extended 101 m.p.h. (  87 knots)
*C.G. Range Normal Category
Landplane: (+33.5) to (+42.0) at 2050 lb. or less
(+37.0) to (+42.0) at 2800 lb.
Straight line variation between points given
Utility Category
Landplane: (+33.5) to (+40.0) at 1985 lb. or less
(+37.0) to (+40.0) at 2400 lb.
Straight line variation between points given
Empty Wt. C.G. Range None
*Maximum Weight Normal Category
Landplane: 2800 lb.

5 5A5
Utility Category
Landplane: 2400 lb.
No. of Seats 2 (1 at +36, observer’s seat 8 lb. at +76)
Maximum Baggage 100 lb. (+100)
See NOTE 2C(2)
Fuel Capacity Metal tanks
41 gal. total, 36 gal. usable (two 20.5 gal. tanks in wings at +44)
Self-sealing tanks (equipment Item 603)
44 gal. total, 38 gal. usable (two 22 gal . tanks in wings at +44)
See NOTE 1 for weight of unusable fuel.
Oil Capacity 10 qt. (-15)
Control Surface Wing flaps
  Movements Takeoff 0° to 30°
Landing 0° to 60°
Ailerons Up 20° Down 14°
Elevator tab Up 27° Down 16°
Elevators Up 26° Down 20°
Rudder Right 16° Left 16°
Serial Nos. Eligible All Models 305C and 305D, modified per Cessna Dwg. 0600523.
Prior to civil certification, 305F airplanes must be modified in
accordance with Cessna Dwg. 0600066 which may be obtained from
the manufacturer.  An FAA representative, upon determination of
compliance with the above mentioned modification drawing, may
issue an airworthiness certificate.
Required Equipment Landplane - 1, 101(a) or (b) and (c), 102, 103, 201(a), (b) or (c),
202(a) or (b), 204(a), and 601.
SPECIFICATIONS PERTINENT TO ALL MODELS (EXCEPT AS NOTED)
Datum Front face of lower firewall
Leveling Means Horizontal control stick torque tube
Certification Basis Type Certificate No. 5A5 issued January 11, 1951
Application for Type Certificate dated September 30, 1949
Part 3 of the Civil Air Regulations effective November 1, 1949,
(landplane and seaplane) Model 305A
As amended by 3-4 (skiplane) Model 305A
As amended by 3-1 through 3-10 (landplane, seaplane, skiplane),
Models 305C, 305D and 305F.
Production Basis Production Certificate No. 4, Model 305A, S/N 21001 through 23488; Model 305C, S/N
23548 through 23949, 24160, 24161, 24501 through 24590, 24601 through 24609,
24700 through 24749.  Production Certificate No. 312, Models 305A and 305C, S/N
305M-0001 and up:  Model 305D, S/N - All 0-1A airplanes modified per Cessna Dwg.
0600520; Model 305F, S/N - all 0-1E and 0-1D airplanes modified per Cessna Dwg.
0600523.  Effective February 15, 1985, and on, Production Certificate No. 4 is
applicable to all spares production.

5A5 6
Delegation Option Manufacturers Nos. CE-1 and CE-3 authorized to issue airworthiness
certificates and approve repairs and alterations at the manufacturers facilities under the
provisions of Part 21 of the Federal Aviation Regulations.
Equipment: A plus (+) or  minus (-) sign preceding the weight of an item of equipment indicates net weight change when
that item is installed.  Approval for the installation of all items of equipment listed herein has been obtained
by the aircraft manufacturer except those items preceded by (**) which denotes that approval has been
obtained by someone other than the aircraft manufacturer.  Such items may not have been manufactured under
and FAA monitored or approved quality control system.  Conformity must be determined if the item is not
identified by a Form FAA-186, PMA or other evidence of FAA production approval.
Propeller and Propeller Accessories
1.  Propeller, McCauley 1A200 with following limits: 45 lb. (-40)
Static r.p.m. at maximum permissible throttle settings:
    Not over 2300, not under 2200
   No additional tolerance permitted
Diameter:  not over 90 in., not under 88.25 in.
Engine and Engine Accessories - Fuel and Oil System
  101. Fuel pumps:
(a)  Engine-driven, Thompson TF-1100-M2 or TF-1900   1 lb. (-   3)
(b)  Engine-driven, Lear Romec Type G-18 RG-9080,
RG9080F-1 or RG9080-2   2 lb. (-   3)
(c)  Electric, Adel 20653-2   1 lb. (+ 16)
(d)  Engine-driven M. C. Mfg. Co. MC-518   2 lb. (-   3)
(e)  Engine-driven MS29584-1   2 lb. (-   3)
102. Oil radiator, Heat Exchangers, Inc. Model 1100 or 1100B 10 lb. (- 31)
103. Carburetor air filter, Air-Maze Type P-1A or AC Spark Plug A6486197   1 lb. (- 32)
104. Starter, Eclipse Type J-1 20 lb. (     0)
(a)  AN 4116R1
(b)  Bendix 756-10C, -16C, -22C, -22D
(c)  Garwin G760
105. Vacuum pump   5 lb. (-2.5)
(a)  Type B11 or (b) Garwin G-450 or (c) Bendix 692-2A or 692-2 or
(b)  ARO Corp. A-513DB or (e) Pesco 3P-194F or 3P-194FA
Landing Gear
201. Two main wheel-brake assemblies, 6.00-6, Type III
(a)  Goodyear Model LF 15 lb. (+17.5)
Wheel assembly No. 511960-M
Brake assembly No. 9530839
(b) Cleveland 16 lb. (+17.5)
Wheel assembly No. 40-97E
Brake assembly No. 30--63K
(c) Cleveland 19 lb. (+17.5)
Wheel assembly No. 40-75F
Brake assembly No. 30-52L
202. (a) Two main wheel 4-ply rating tires 17 lb. (+17.5)
6.00-6, Type III (with regular tubes)
(b) Two main wheel 4 or 6-ply rating ties +1 lb. (+17.5)
7.00-6, Type III (with regular tubes)
204. Tail wheel assembly   8 lb. (+248.5)
(a) Scott Model 3200 or 3200A

7 5A5
208. Skis
(a) Two Federal A-2500 per Cessna Dwg. 0600025 50 lb. (+12)
Eligible in utility category only.  Item 210(a) required
with this installation
209. Floats
(a) Two Edo 44-2425 or 248-2440 with auxiliary seaplane fins 324 lb. (+48)
per Cessna Dwg. 0600026 (eligible with auxiliary
seaplane fins only)
210. Tail Ski
(a) One Federal AT-1500 per Cessna Dwg. 0600025   4 lb. (+248)
 **211. Whitaker Model L-19 Tandem Gear (305A only)
(a) With Item 202(a) +64 lb. (+17.5)
(b) With Item 202(b) +67 lb. (+17.5)
Installed per A.W. Whitaker, P.O.Box 1811, Portland, Oregon,
installation instructions and Dwg. CTC-5 dated
October 11, 1952.  When this item is installed, performance
information in the Flight Manual does not apply.
212. Cross-wind gear per Cessna Dwg. 0600513.  Not eligible with Items 208,
209 or 211.   6 lb. (+17.5)
Electrical Equipment
301. Generator, 24 v., 50 a. 14 lb. (-13.5)
(a) Eclipse 1345-3-A
(b) Eclipse 30B24-1-A
302. Battery, 24 v., 11 a. hr. 35 lb. (+10)
303. Landing light, G. E. 4591(2)   1 lb. (+28)
 
Interior Equipment
401. Cabin heater valve assemblies (2)
402. (a) FAA Approved Flight Manual dated November 28, 1950
(Landplane) (Model 305A only)
(b) FAA Approved Flight Manual dated February 15, 1951
(Seaplane) (Model 305A only)
(c) FAA approved Flight Manual Supplement No. 1, dated February 15, 1951
(Skiplane) (Model 305A only)
403. Electric flap installation kit in accordance with Cessna Dwg. Use act. wt. change
0625050.  (Eligible only with Items 301 and 302)
(Model 305A only)
Miscellaneous (not listed above)
601. Safe Flight Stall Warning Indicator
602. (a) Basic and advance trainer kit Use act wt. change
Cessna Dwg. 0600430-100 (305A)
(b) Basic and advance trainer kit Use act. wt. change
Cessna Dwg. 0600430-101 (305C)
603. Self-sealing fuel tank kit, Cessna Dwg. 0600514 21 lb. (+46)
604. Radio installation Cessna Dwg. 0600516 Use act. wt. change
605. Radio equipment per 0600517 (305A) Use act. wt. change
606. Radio installation Cessna Dwg. 0600515 Use act. wt. change
607. Radio Installation Cessna Dwg. 0600521 (Models 305C/305D) Use act. wt. change

5A5 8
NOTE 1. Current weight and balance report including list of equipment included in certificated empty weight and
loading instructions when necessary, must be provided for each aircraft at the time of original certification.
The certificated empty weight and corresponding center of gravity location must include unusable fuel of
30 lb. at (+42).  (this value is included in total fuel capacity).
NOTE 2. A. The following placards must be displayed in front of and in full view of the pilot or at appropriate
locations on Model 305A:
(1) Below instrument panel:
Landplane and Skiplane
“This airplane must be operated as a utility category airplane in compliance with the Flight
Manual.”
“No acrobatic maneuvers approved except those listed in the Flight Manual.  Intentional spins
prohibited.”
“Wing flaps - Takeoff   -0° to 30°
Landing  -0° to 60°”
Seaplane
“This airplane must be operated as a normal category airplane in compliance
with the Flight Manual.”
“No acrobatic maneuvers including spins approved.”
“Wing flaps - Takeoff   -0° to 30°
Landing  -0° to 45°”
Landplane, Skiplane and Seaplane
“Solo from front seat only.”
Below instrument panel:
Landplane, Skiplane and Seaplane
Pilot’s window - “Maximum speed window open - 120 m.p.h.”
Observer’s window - “Maximum speed window open - 145 m.p.h.”
(2) In baggage compartment:
“No baggage allowable” or “Max. baggage 100 lb. - for additional loading
instructions see weight and balance data.”
NOTE: The amount of baggage is dependent upon the radio equipment installed.  The
applicable placard is determined from the weight and balance data per NOTE 1.
(3) On instrument panel:
“Caution - Do not operate rotating beacon during instrument flight.”
(4) On fuel selector valve:  (Metal fuel tanks installed)
“Main tank 18 gal.
Auxiliary tank 18 gal.
Usable fuel in level flight 20 gal. each tank.”
On fuel selector valve:  (Self-sealing tanks installed)
“Main tank 19 gal.
Auxiliary tank 19 gal.
Usable fuel in level flight 20.5 gal.”
(5) On floorboard (Seaplane only)
“Retract water rudders before takeoff or landing.  Pull handle to retract.”

9 5A5
B. The following placards must be displayed in front of an in full view of the pilot
or at appropriate locations on Models 305C and 305D.
(1) Below instrument panel
Landplane and Skiplane
“This airplane must be operated as a utility category airplane in accordance with
the operating limitations stated in the form of placards and markings.”
“Approved maneuvers safe entry speed
Chandelle 134 m.p.h.
Lazy eight 134 m.p.h.
Steep turn 134 m.p.h.
Stall Slow deceleration”
“Flight maneuvering load factors
Flaps up +4.4 to -1.76
Flaps extended +3.5”
“Maximum design weight 2400 lb.”
Landplane, Skiplane and Seaplane
“Inverted maneuvers and intentional spins prohibited.”
“Solo from front seat only.”
(2) In baggage compartment:
“No baggage allowable” or “Max. baggage 100 lb. - for additional loading instructions see weight
and balance data.”
NOTE: The amount of baggage is dependent upon the radio equipment installed.  The
applicable placard is determined from the weight and balance data per NOTE 1.
(3) On instrument panel:
“Caution - do not operate rotating beacon during instrument flight.”
(4) On fuel selector valve:  (Metal fuel tanks installed)
“Main tank 18 gal.
Auxiliary tank 18 gal.
Usable fuel in level flight 20 gal. each tank.”
On fuel selector valve:  (Self-sealing tanks installed)
“Main tank 19 gal.
Auxiliary tank 19 gal.
Usable fuel in level flight 20.5 gal.”
(5) On floorboard (Seaplane only)
“Retract water rudders before takeoff or landing. Pull handle to retract.”
C. The following placards must be displayed in locations indicated on Model 305F:
(1) Below instrument panel:
“This airplane must be operated in compliance with the operating limitations stated in the form of
placards and markings:

5A5 10
Normal Category Utility Category
“Maximum design weight 2800 lb. 2400 lb.
Maximum speed flaps down 100 m.p.h. 100 m.p.h
Maximum maneuvering speed 128 m.p.h. 134 m.p.h.
Maneuvering load factors
  Flaps Up +3.8 to -1.52 +4.4 to -1.76
  Flaps Down +3.5 +3.5
Solo Front seat only
Approved Maneuvers Normal Category Utility Category
2800 lb. 2400 lb.
Chandelle No acrobatic 134 m.p.h.
Lazy eight maneuvers 134 m.p.h.
Steep turn including 134 m.p.h.
Stall (except whip stalls) spins slow deceleration
Spins approved intentional spins not permitted
Inverted maneuvers Not permitted.”
“Flap position - Takeoff - 0° to 30°
Landing - 0° to 60°
(When applicable)
  Seaplane Landing - 0° to 45°”
“Pilot’s window - Maximum speed window open - 120 m.p.h.”
“Observer’s window - Maximum speed window open - 145 m.p.h.”
(2) In baggage compartment:
“No baggage allowable” or “Max. baggage 100 lb. - for additional loading
instructions see weight and balance data.”
NOTE: The amount of baggage is dependent upon the radio equipment installed.  The
applicable placard is determined from the weight and balance data per NOTE 1.
(3) On instrument panel:
“Caution - do not operate rotating beacon during instrument flight.”
(4) On fuel selector valve:  (Metal fuel tanks installed)
“Main tank 18 gal.
Auxiliary tank 18 gal.
Usable fuel in level flight 20 gal. each tank”
On fuel selector valve:  (Self-sealing tanks installed)
“Main tank 19 gal.
Auxiliary tank 19 gal.
Usable fuel in level flight 20.5 gal.”
(5) On floorboard (Seaplane only)
“Retract water rudders before takeoff or landing.  Pull handle to retract.”
NOTE 3. Cessna Model 305A, S/N 2001 and up, Ector Aircraft Company of Odessa, Texas; S/N AH1001, E.P. Akin
and V.R. Hanson of Cupertino, California; and S/N Esther-1, Gary L. Claasson of Ozark, Alabama,
assembled from surplus and spare parts are eligible for airworthiness certification under provisions of FAR
21.183(d).
In addition to the placards specified above, the prescribed operating limitations indicated by an asterisk (*) under Sections I
through IV of this Aircraft Specifications must also be displayed by permanent markings.
.....END.....
```

## ADs (1, in force first)

- [AD 75-04-04](https://openairdocs.org/ad/75-04-04): Oil Line System · Regal Air 305A with STC SA504SW or SA568SW

## Registered aircraft by registry model (OpenAirDocs)

- [Cessna 305A](https://openairdocs.org/model/cessna-305a): 166 aircraft (registry code 2074002)
- [Cessna 305C (0-1E)](https://openairdocs.org/model/cessna-305c-0-1e): 21 aircraft (registry code 2074014)
- [Cessna Ector 305A](https://openairdocs.org/model/cessna-ector-305a): 20 aircraft (registry code 2073902)
- [Cessna/Air Repair 305F](https://openairdocs.org/model/cessna-air-repair-305f): 8 aircraft (registry code 2074032)
- [Cessna 305F](https://openairdocs.org/model/cessna-305f): 3 aircraft (registry code 2074015)
- [Cessna 305A (O-1A)](https://openairdocs.org/model/cessna-305a-o-1a): 2 aircraft (registry code 2074040)
- [Cessna Claassen 305A(0-1A)](https://openairdocs.org/model/cessna-claassen-305a-0-1a): 2 aircraft (registry code 207408K)
- [Cessna 305 D](https://openairdocs.org/model/cessna-305-d): 1 aircraft (registry code 2074028)
- [Cessna Allardice 305A](https://openairdocs.org/model/cessna-allardice-305a): 1 aircraft (registry codes 207408D, 2074025)
- [Cessna-Macone 305A](https://openairdocs.org/model/cessna-macone-305a): 1 aircraft (registry code 2074031)
- [Cessna-Morse 305A](https://openairdocs.org/model/cessna-morse-305a): 1 aircraft (registry code 207408F)
- [Cessna-Vansant Interprises-Inc 305A](https://openairdocs.org/model/cessna-vansant-interprises-inc-305a): 1 aircraft (registry code 207408E)
- [Cessna/Inland Valley Avia 305 C](https://openairdocs.org/model/cessna-inland-valley-avia-305-c): 1 aircraft (registry code 2074013)
- [Cessna/Whitehouse 305A](https://openairdocs.org/model/cessna-whitehouse-305a): 1 aircraft (registry code 2074000)
- [Cessna/Hansen 305A](https://openairdocs.org/model/cessna-hansen-305a): 0 aircraft (registry code 2074019)

## STCs approved under this data sheet (104, first 50)

- [STC SA04837NY](https://openairdocs.org/stc/SA04837NY): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights. AeroLED's Holdings, LLC
- [STC SA12406WI](https://openairdocs.org/stc/SA12406WI): Installation of a Garmin AXIS Flight Display System. Garmin International Inc.
- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA00079NY](https://openairdocs.org/stc/SA00079NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less.. Airwolf Filter Corporation
- [STC SA2918NM](https://openairdocs.org/stc/SA2918NM): Attach a casting to the landing gear fuselage attach angles just above main landing gear legs. McFarlane Aviation LLC
- [STC SA00081NY](https://openairdocs.org/stc/SA00081NY): Installation of Iceman Aviation Supplies, Inc. Carburetor Ice Detector.. Alcor LLC
- [STC SA11841BO](https://openairdocs.org/stc/SA11841BO): Installation of T3 Tailwheel Suspension System suspension. T3 Tailwheel Suspension System
- [STC SA02594SE](https://openairdocs.org/stc/SA02594SE): SkyView HDX Instrumentation and Autopilot System manufactured. Dynon Avionics
- [STC SA04568CH](https://openairdocs.org/stc/SA04568CH): Installation of the uAvionix tailBeaconX, a tail mounted position light with integrated Automatic Dependent Surveillance - Broadcast (ADS-B) Out and 1090MHz Mode-S transponder functionality. uAvionix Corporation
- [STC SA3-370](https://openairdocs.org/stc/SA3-370): Installation of Wipaire Skis Inc. Model 3000 (Aircraft Skis) (FluiDyne) (Fli-Lite) Main ski. F.Atlee Dodge Aircraft Services
- [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc.
- [STC SA01015SE](https://openairdocs.org/stc/SA01015SE): Installation of eligible Alaska Bushwheel, Inc. wheels and TSO-C62d tires. ABI LLC
- [STC SA11174SC PAGE 2](https://openairdocs.org/stc/SA11174SC%20PAGE%202): Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systems. Honeywell International Inc (Bendix King)
- [STC SA00410BO](https://openairdocs.org/stc/SA00410BO): Installation of an AV-30-C Multi-Mode Indicator. uAvionix Corporation
- [STC SA03286CH](https://openairdocs.org/stc/SA03286CH): Install an electronic engine ignition system. Electroair Acquisition Corporation
- [STC SA04032CH](https://openairdocs.org/stc/SA04032CH): Install rocker switch assemblies. Electroair Acquisition Corporation
- [STC SA00344BO PAGE 2](https://openairdocs.org/stc/SA00344BO%20PAGE%202): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.. Whelen Aerospace Technologies
- [STC SA01435SE](https://openairdocs.org/stc/SA01435SE): Installation of J.P. Instruments (JPI) Primary Engine Data Management System. J. P. Instruments
- [STC SA02212AK](https://openairdocs.org/stc/SA02212AK): Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems. Seaplanes North LLC
- [STC SA02428SE](https://openairdocs.org/stc/SA02428SE): Installation of an Air Stream Switch for an electric time recording device on non-pressurized aircraft. Henry F Rogers/David E Polley
- [STC SA00780SE](https://openairdocs.org/stc/SA00780SE): Installation of the True Lock Safety Retention Axle Lock Nut System. True Lock LLC
- [STC SA1702SW](https://openairdocs.org/stc/SA1702SW): Install 26 gallon fuel tanks. Noyes Enterprises
- [STC SA4305WE](https://openairdocs.org/stc/SA4305WE): Installation of GAR-AERO wheel adapters and tundra type tires on the main landing gear. Seaplanes North LLC
- [STC SA505SW](https://openairdocs.org/stc/SA505SW): Installation of McCauley 1A200FM propeller.. Stephen Noyes
- [STC SA2162NM](https://openairdocs.org/stc/SA2162NM): Installation of the Precise Flight stand-by vacuum system (SVS). Precise Flight Inc
- [STC SA02283SE PAGE 1](https://openairdocs.org/stc/SA02283SE%20PAGE%201): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In Flight Data) CGR-30P. Electronics International Inc.
- [STC SA02402SE PAGE 1](https://openairdocs.org/stc/SA02402SE%20PAGE%201): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) CGR-30C. Electronics International Inc.
- [STC SA02428AK](https://openairdocs.org/stc/SA02428AK): Installation of a hydraulically actuated ski drag assembly. Northern Airframes LLC
- [STC SA00432SE](https://openairdocs.org/stc/SA00432SE): Installation of EGT 701 series fuel flow instrument.. J P Instruments
- [STC SA00861SE](https://openairdocs.org/stc/SA00861SE): Installation of J.P. Instruments (JPI) fuel flow indicating system. J P Instruments
- [STC SA01026SE](https://openairdocs.org/stc/SA01026SE): Improved fuel gascolator assembly.. Steve's Aircraft
- [STC SA1201SW](https://openairdocs.org/stc/SA1201SW): Lycoming O-540-A4B5 engine.. Noyes Enterprises
- [STC ST00961LA](https://openairdocs.org/stc/ST00961LA): Installation of MASS Systems fire extinguisher cartridges as replacements for Walter Kidde Aerospace fire extinguisher cartridges in fire extinguisher bottles installed in the airplane models noted on the FAA Approved Model List dated June 29, 2000, or later FAA approved revisions.  These fire extinguisher cartridges are in accordance with the MASS Systems Master Drawing List No. 30980-1, "Slug Thrower Cartridges Master Drawing List", Revision N/C, dated
June 26, 2000, or later FAA approved revisions.. AMETEK AMERON LLC d/b/a MASS Systems
- [STC SA1315WE](https://openairdocs.org/stc/SA1315WE): Installation of Mixture Monitor (exhaust gas temperature probe, gage and selector) in accordance with Delta Products Part Lists A-192 and A-193,  or in accordance with Tri-Star Corporation Mixture Monitor Installation Instructions dated December 9, 1981,  or later FAA approved revision and/or Drawing List MM-127 dated November 15, 1981,  or later FAA approved revision in aircraft models listed in Master Eligibility List P-80-A-6 revised March 29, 1968,  copy attached,  or later FAA approved revision.. Universal Corporation
- [STC SA2109SO](https://openairdocs.org/stc/SA2109SO): Installation of Teledyne Continental Motors Model IO-470K engine in accordance with Colemill Enterprises Installation Instructions for Modification of Cessna Model 305-A-C-D-F  Revised April 24, 1987 and Colemill Enterprises Drawing No. 3000 Revision A dated May 6, 1987.. Mike Jones Aircraft Sales Inc.
- [STC SA281SW](https://openairdocs.org/stc/SA281SW): Installation of gravity flow fuel system, carburetor heater system, and fuel selector valve in accordance with Ector Aircraft Company Drawing No. 271000 dated 9/16/1963; 72000 Rev. 2/18/1964, Ector Aircraft Drawings dated 10/16/1963 and 7/1/1963, or later FAA approved revisions and seven photographs.
Or
Installation of gravity flow fuel system, carburetor heater system, and fuel selector valve in accordance with Air Repair, Inc. Engineering Report AR063 dated May 12, 2009, or later FAA approved revision.. Steve Noyes
- [STC SA00068SE](https://openairdocs.org/stc/SA00068SE): Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1). Electronics International Inc.
- [STC SA2693NM](https://openairdocs.org/stc/SA2693NM): Installation of Electronics International digital volt/amp gauges and accessories.. Electronics International Inc.
- [STC SA01988SE](https://openairdocs.org/stc/SA01988SE): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) MVP-50P.. Electronics International Inc.
- [STC SA02033AT](https://openairdocs.org/stc/SA02033AT): Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line.. M-20 Oil Separators LLC
- [STC SA01032WI](https://openairdocs.org/stc/SA01032WI): Installation of external aerodynamic Vortelator Kit on airplanes. Aircraft Development Co
- [STC SA4005NM](https://openairdocs.org/stc/SA4005NM): Precise Flight Inc. Pulselite Control System. Precise Flight Inc
- [STC SA10005SC](https://openairdocs.org/stc/SA10005SC): Installation of airflow register into baggage compartment cover and insert a screened vent into empennage inspection plate.. Plane Plastics Ltd.
- [STC SA353SW](https://openairdocs.org/stc/SA353SW): Conversion of aircraft for parachute jumping operations.. Stephen Noyes
- [STC SA504SW](https://openairdocs.org/stc/SA504SW): Rerouting of oil to oil cooler and addition of extra cooler.. Stephen Noyes
- [STC SA657SW](https://openairdocs.org/stc/SA657SW): Installation of cowl flaps.. Stephen Noyes
- [STC SA1058SW](https://openairdocs.org/stc/SA1058SW): Installation of Frantz oil filter.. Stephen Noyes
- [STC SA295SW](https://openairdocs.org/stc/SA295SW): Three-place configuration.. Stephen Noyes
- [STC SA656SW](https://openairdocs.org/stc/SA656SW): Installation of modified Continental O-470-13 engine, McCauley 2A36C18 propeller, exhaust system mod, battery relocation, and Woodward 210 series propeller governor. STC SA504SW, SA568SW, and SE699SW are required with this mod.. Stephen Noyes
- [STC SA2557NM](https://openairdocs.org/stc/SA2557NM): Installation of KS Avionics EGT/CHT-2( ) combined exhaust gas and cylinder head temperature monitoring system.. K S Avionics Inc

All 104: https://openairdocs.org/tcds/5A5/stcs.md

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