# TCDS AR-31: Spinks Industries M. H. Spinks Sr.

- Type: Type certificate data sheet
- Status: Current
- Holder: Spinks Industries M. H. Spinks Sr.
- Revision: 2
- Revised: May 1, 1978
- Product: Aircraft, Small Airplane
- Data sheet PDF: https://openairdocs.org/files/sha256/c4/f2/c4f2c61ffe74fe968c18e2bda3c73c2110ae52db7e74467f0768938d6cb39650
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CD7113368906797C8525673E004CF1C1.0001
- Page: https://openairdocs.org/tcds/AR-31

## Models (1)

As the data sheet lists them.

- T-1

## 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
Rev. No. 2 2
FEDERAL AVIATION ADMINISTRATION
AR-31
 Revision 2
 RAWDON
T-1
May 1, 1978
TYPE CERTIFICATE DATA SHEET NO. AR-31
This data sheet which is a part of type certificate No. AR-31 prescribes conditions and limitations under which the product for
which the type certificate was issued meets the airworthiness requirements of the Federal Aviation Regulations.
Type Certificate Holder M. H. Spinks, Sr.
Spinks Industries
Oak Grove Airport
Fort Worth, Texas
I - Model T-1, 1 PCLM (Restricted Category Only), Approved April 24, 1959
Engine Lycoming O-320-A2A, O-360-A1A, or O-360-A1D
Fuel 80/87 min. grade aviation gasoline for O-320-A2A
91/96 min. grade aviation gasoline for O-360-A1A and O-360-A1D
Engine limits O-320-A2A: for all operations, 2700 r.p.m. (150 hp.)
O-360-A1A and O-360-A1D:for all operations, 2700 r.p.m. (180 hp.)
Propeller and A. With O-320-A2A engine
  propeller limits 1. Fixed pitch metal, Sensenich M74DM-0
Static r.p.m. at maximum permissible throttle setting:
Not over 2350, not under 2250.
No additional tolerance permitted.
Diameter:  Not over 74 in., not under 72.5 in.
B. With O-360-A1A or O-360-A1D engine
1. Fixed pitch metal, McCauley 1A200-FA
Static r.p.m. at maximum permissible throttle setting:
Not over 2400, not under 2300.
No additional tolerance permitted.
Diameter:  Not over 82 in., not under 80 in.
2. McCauley constant speed installation
a. McCauley hub 2D36C14 with 78KM blades.
Diameter:  not over 74 in., not under 72.5 in.
b. Woodward hydraulic governor 210235-C.
Airspeed limits Level flight or climb 110 m.p.h. ( 96 knots) True Ind.
Glide or dive 154 m.p.h. (134 knots) True Ind.
C.G. range (+89.7) to (+90.5) at 2110 lb.
(+83.5) to (+90.5) at 1519 lb. or less.
Straight line variation between points given.
Empty weight C.G. range None
Datum 73.3 in. forward of wing leading edge.
Leveling means Upper right longeron in front cockpit.

2 AR-31
Maximum weight 2110 lb.  Any increase in maximum weight to be determined in accordance
with CAM 8.10-3(e)(3).
No. seats 1 (+79)
Maximum baggage None
Hopper weight Maximum structural compliance with CAM 8 is 800 lb.
The following placard must be displayed on the hopper in plain view of the
ground crew filling the hopper:  "Maximum weight of contents     lb."
The actual weight to be determined in accordance with CAM 8.10 -3(e)(3).
Fuel capacity 50 gal. (45 gal. usable) (Two 25 gal. wing tanks) (+100).
Oil capacity 8 qt. (6 qt. usable) (+28).
Control surface movements Elevator Up 26° Down 28°
Elevator tab Up 11° Down 19°
Rudder Right 21° Left 21°
Aileron Up 23° Down 17°
Flaps Down 30°
 Serial Nos. eligible T1-29SD and up
Certification basis CAR 8.10(b) effective October 11, 1950, and CAM 8.
Type Certificate No. AR-31 issued April 24, 1959.
Application for Type Certificate dated October 3, 1957.
Production basis None.  Prior to original certification of each aircraft manufactured,
an FAA representative must perform a detailed inspection for workmanship, materials,
and conformity with the approved technical data.
Equipment: The basic required equipment as prescribed in the applicable airworthiness regulations
must be installed in the aircraft for certification.
NOTE 1. Current weight and balance report together with 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.
NOTE 2. The following placard must be displayed in cockpit in full view of pilot:
"Maneuvering Speed, Vp - 110 m.p.h.
Server Pull-Ups should be confined to speeds below 110 m.p.h.
No acrobatic maneuvers including spins approved."
.....END.....
```

## ADs

None name its models.

## STCs approved under this data sheet (3)

- [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc.
- [STC SA563CH](https://openairdocs.org/stc/SA563CH): Authorizes installation of engines equipped w/Unison Limited Authority Spark Advance Regulator (LASAR) ignition system w/Cylinder Head Temp. (CHT) monitoring capability on airframes. engines.. Champion Aerospace LLC
- [STC SA5159NM](https://openairdocs.org/stc/SA5159NM): Installation of chip detector system.. Northwest Aircraft Inc

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