# STC SA2124NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Walter Winston, United States
- Description: Installation of a continental IO-470-C Engine and a mcCauley 2A36C23CD-J/84D Propeller.
- Applied: March 3, 1983
- Status date: July 5, 1983
- Product: Aircraft
- Certification basis: Part 21
- Data sheets: [TCDS 3A15](https://openairdocs.org/tcds/3A15)
- Certificate PDF: https://openairdocs.org/files/sha256/ec/31/ec31114859e2216b418030f7784f0cdb49619d19c6d525277416b89fb5144ff1
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7CD9CB4F2013455C862579DB0076DC37.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2124NM

## ADs that name it (0)

None.

## Approved models (1)

- Hawker Beechcraft Corporation 35-B33 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA2124NM This certificate issued to: Mr. Walter Winston Part 3 of the Civil Air Regulations:

Original Product - Type Certificate Number: 3A15 Make: Beechcraft Model: 35-B33 Description of Type Design Change:

Installation of a Continental 10-470-C Engine and a McCauley 2A36C23CD-J/84D Propeller per Mr. Walter Winston photographs (1) thru (3).

Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Beechcraft 35-B33, Serial Number CD-543 only. A copy of this certificate and flight manual supplement shall be maintained as part of the permanent records for the modified aircraft.

Date of Application: March 3, 1983 Date Reissued:

Date of Issuance: . July 5, 1983 Date Amended:

By Direction of the Administrator FeMalenna (Signature ) TAIN STRATIO Manager, Seattle Aircraft Certification Off (Title) 47 FAA FORM 8110-2 (10-68)

## Every issue (1)

- July 5, 1983: Issued, Current. [certificate](https://openairdocs.org/files/sha256/ec/31/ec31114859e2216b418030f7784f0cdb49619d19c6d525277416b89fb5144ff1)

---
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.