# TCDS G-20: Slingsby Sailplanes Ltd.

- Type: Type certificate data sheet
- Status: Current
- Holder: Slingsby Sailplanes Ltd.
- Revision: 1
- Revised: April 1, 1964
- Product: Aircraft, Glider
- Certification basis: CAR 10
- Data sheet PDF: https://openairdocs.org/files/sha256/97/f6/97f6778cd9e22b9274c1bf9db77e0d80d8691a8c0a3e4eede9a371cccfe44031
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/482AB34F5364BA13862588BF00511B36.0001
- Page: https://openairdocs.org/tcds/G-20

## Models (1)

As the data sheet lists them.

- Skylark Type 41 Series 2

## 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. 1 1
FEDERAL AVIATION AGENCY
G-20
Revision 1
SLINGSBY
Type 41 Series 2
April 1, 1964
GLIDER SPECIFICATION G-20
Manufacturer Slingsby Sailplanes Ltd.
Kirbymoorside, York, England
I Model Skylark Type 41 Series 2, 1 PCLM, Approved July 28, 1955
Airspeed limits Glide or dive 120 mph True Ind.
Airplane tow 75 mph True Ind.
Auto-winch tow 65 mph True Ind.
Drive brakes extended 120 mph True Ind.
C.G. range (+13.5) to (+19.0)
Maximum weight 680 lbs.
No. seats 1 (+15.5)
Baggage None
Control surface
Movements Elevator Up 25°  8' Down 28°  8'
Rudder Right 25°20' Left 25°20'
Aileron Up 24°44' Down 12°24'
Dive brakes 5.1 in. above and below wing surfaces
Serial Nos. eligible Each provided glider accompanied by United Kingdom certificate of airworthiness as
indicated under "Certification basis"
Required equipment Item 401
Specifications Pertinent to All Models
Datum Wing leading edge at root
Leveling means Glider level when top of rear fuselage slopes 1° tail down
Certification basis Type Certificate No.  G-20 issued under CAR 10.  Airworthiness certificate may be
issued on basis of a United Kingdom certificate of airworthiness signed by a
representative of the Ministry of Transport and Civil Aviation.
Equipment:
Interior Equipment
401. Airspeed Indicator
402. Altimeter
403. Compass
404. Turn and Bank

G20 2
NOTE 1. Current weight and balance report including list of equipment included in certificated weight empty, must be
in each glider at the time of original certification and at all times thereafter.
NOTE 2. The following placards must be installed in full view of the pilot:
(a) "Flight in cloud is permitted provided that the following instruments of an approved type are installed:
Altimeter and Turn and Bank indicator."
(b) "The following acrobatic maneuvers are permitted:  Loops, stall turns, tight turns and spins."
(c) "Night flight is prohibited."
...END...
```

## ADs

None name its models.

## STCs approved under this data sheet (1)

- [STC SA1008WE](https://openairdocs.org/stc/SA1008WE): Installation of Poly-Fiber covering material.. Poly-Fiber Inc.

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