# STC SA3126SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Textron Aviation Inc, United States
- Description: Installation of a freon ground cooling system.
- Applied: May 22, 1991
- Status date: February 21, 2017
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- Certificate PDF: https://openairdocs.org/files/sha256/44/a1/44a176dd79282a0da336f15dbb0c75d5acf9d51cf92836dc41ecfa7b7b8ded1a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C44BE292DD72034686258163004DCA45.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3126SO

## ADs that name it (0)

None.

## Approved models (2)

- Raytheon Aircraft Company 1900C (C-12J) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Raytheon Aircraft Company 1900D ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

## 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.

FAA Form 8110-2 (5/14) Page 1 of

Part of the

Signature

Title SA3126SO Textron Aviation Inc.

One Cessna Boulevard Wichita, KS 67215 23 Federal Aviation Regulations.

Beechcraft 1900C, D 2 A24CE Installation of a Freon Ground Cooling System in accordance with Hangar One Inc., Drawing List No. H1TAC, Rev. N/C, dated July 10, 1991, or later FAA approved revision.

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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.

October 20, 2005; October 18, 2007;

February 21, 2017 December 20, 1991 May 22, 1991 September 16, 1991 Mark Fuller STC ODA administrator ODA-100129-CE

FAA Form 8110-2 (5/14) Page 2 of

To (Name and address of transferee)

From (Name and address of grantor)

## Every issue (2)

- February 21, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/44/a1/44a176dd79282a0da336f15dbb0c75d5acf9d51cf92836dc41ecfa7b7b8ded1a)
- October 20, 2005: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/5d/43/5d43b18c90eccd4a362462806871209844d2aecfef8d247462fb0fca0e8aa1ec)

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