# STC SA1124GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Shadin Avionics, United States
- Description: Installation of a Shadin Co. fuel flow indicating system.
- Applied: October 17, 1986
- Status date: June 8, 2006
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12)
- Certificate PDF: https://openairdocs.org/files/sha256/4c/d5/4cd5eb6cfd3411f9a848a3889f9ed87337cbcd21a62cb0c8d4aa2cf49830278c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8752E8FB680A84AE862575E5006AE829.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1124GL

## ADs that name it (0)

None.

## Approved models (9)

- Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172A ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172B ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172C ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172D ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172E ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172F ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172G ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172H ([TCDS 3A12](https://openairdocs.org/tcds/3A12))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Part 3 of the Civil Air Regulations.

(See Type Certificate Data Sheet 3A12 for complete certification basis.)

Installation of a Shadin Company Fuel Flow Indicating System in accordance with Shadin Company report number 4032, dated October 11, 1986, no revision, or later FAA approved revision.

1) This change in type design applies to basic airplanes of these models which are otherwise unmodified. 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.

2) 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 3A12 Make : Cessna Model : 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H Date of application : October 17, 1986

Date of issuance : January 9, 1987

Date reissued : June 8, 2006

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

( Title)

## Every issue (1)

- June 8, 2006: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/4c/d5/4cd5eb6cfd3411f9a848a3889f9ed87337cbcd21a62cb0c8d4aa2cf49830278c)

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