# STC SA1237GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Shadin Avionics, United States
- Description: Installation of a Shadin Co. fuel flow indicating system.
- Applied: August 3, 1987
- Status date: June 8, 2006
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A1CE](https://openairdocs.org/tcds/A1CE)
- Certificate PDF: https://openairdocs.org/files/sha256/dc/e2/dce20ef948c30cb45185d714fdf524f286d8c22c7f9d7d7fe37b7cb77547420c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3173984C1D04E57E862575E5006AB6D0.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1237GL

## ADs that name it (0)

None.

## Approved models (2)

- Raytheon Aircraft Company B23 ([TCDS A1CE](https://openairdocs.org/tcds/A1CE))
- Raytheon Aircraft Company C23 ([TCDS A1CE](https://openairdocs.org/tcds/A1CE))

## 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 A1CE for complete certification basis.)

Installation of a Shadin Company Fuel Flow Indicating System in accordance with Shadin Company report number 4037, revised August 3, 1987, or other 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 A1CE Make : Beech Model : B23, C23 Date of application : August 3, 1987

Date of issuance : September 17, 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/dc/e2/dce20ef948c30cb45185d714fdf524f286d8c22c7f9d7d7fe37b7cb77547420c)

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