# STC SA2-229

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Signature Flight Support Corporation, United States
- Description: The anti-icer system is altered.
- Applied: June 28, 1957
- Status date: August 31, 2000
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS TC 2-576](https://openairdocs.org/tcds/TC%202-576)
- Certificate PDF: https://openairdocs.org/files/sha256/a1/15/a115e91763e0135110c36c33acf51bac828861380f2d5163af47a8e3a739a66a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FFEB2872419BFCF685256CC10083D45F.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2-229

## ADs that name it (0)

None.

## Approved models (1)

- Douglas Aircraft Co. Inc. B-23 ([TCDS TC 2-576](https://openairdocs.org/tcds/TC%202-576))

## 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.

JHnihb JStatcs C cpnrtmcitt 0f UrattBjMirlatum - ^etoral JVfamtmn JVhmtmstraiiim '(Ee Certificate SA2-229 signature Flight Support Corporation, a Delaware Corporation 7511 Lemmon Avenue, Hangar C Dallas, TX 75209 2-576 McDonnell Douglas B-23 Civil Air The anti-icer system is altered as shown on EAS Dwg. 352570 Sheets 1 thru 5, dated 6/24/57, or later FAA approved revision.

' L i Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made in Douglas Model B-23, Serial Ho. 3963, only.

ctv^fj/ffftjf asit/ Mf- Muyicf&ntt e&r-fa, epA-ef * f <r at €*/&&t£ aft&Zf / .- June 28, 1957 October 01, 1957 6/15/92; 12/21/98; 8/31/00 4/10/81; 4/19/82 Rev. 2 (Sigrtliture) S. Frances Cox Manager, Special Certification Office, Southwest Region (Title)

47.

INSTRUCTIONS The transfer endorsement below may be used to notify the appropriate FA A Regional Office of I he transfer of [his Supple menial Type Certilkate.

The I-"AA will reissue the rcrtifiraie m I he name uf the transferee and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) umbti and itirft)

y. Slate, and ?JPiodr) from (Name of grantor) (Print or type) (Address of grantor) (Nufrtbf arttt street)

t.'ill, Slalt, and %IP to<tr) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

**C KAA AC 89-5538**

## Every issue (1)

- August 31, 2000: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/a1/15/a115e91763e0135110c36c33acf51bac828861380f2d5163af47a8e3a739a66a)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.