STC SA454GL

Supplemental type certificate · Shadin Company Inc

Holder
Shadin Company Inc · United States
Status
Current · Amended
Status date
June 8, 2006
Product
Aircraft · Small Multi-Engine
Certification basis
Part 3, Part 21
Data sheet
TCDSA20SO

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Installation of Shadin Co. fuel flow indicating system.

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

Part 3 of the Civil Air Regulations.

(See Type Certificate Data Sheet A20S0 for complete certification basis.)

Installation of a Shadin Company Fuel Flow Indicating System in accordance with Shadin Company Report number 4018, revised June 1, 1986, or other FAA approved version.

1) The approval of this change in type design applies to the above airplanes which are otherwise unmodified.

2) This approval should not be extended to other airplanes of these models that incorporate any other previously approved modification, unless it is determined that the interrelationship between this change and any other previously approved modification will introduce no adverse effect on the airworthiness of these airplanes.

3) If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Shadin Avionics 6831 Oxford Street St. Louis Park, MN 55426 A20S0 Make : Piper Aircraft, Inc.

Model : PA-31, PA-31-350, PA-31-325

Date of application : June 24, 1980

Date of issuance : September 29, 1980

Date reissued : June 8, 2006

Date amended : June 11, 1983, October 22, 1986

( Signature) Charles L. Smalley Manager, Systems & Flight Test Branch Chicago Aircraft Certification Office

( Title)

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 3

MakeModelData sheet
The New Piper Aircraft Inc.PA-31A20SO
The New Piper Aircraft Inc.PA-31-325A20SO
The New Piper Aircraft Inc.PA-31-350A20SO