# STC SA4-1198

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Staggerwing Museum Foundation Inc., United States
- Description: Aft bulkhead removal.
- Applied: July 11, 1960
- Status date: August 12, 2005
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-2-582](https://openairdocs.org/tcds/A-2-582), [TCDS A-757](https://openairdocs.org/tcds/A-757), [TCDS A-765](https://openairdocs.org/tcds/A-765)
- Certificate PDF: https://openairdocs.org/files/sha256/f3/41/f34164e7217dd5d8602e380f6b2b4c79ea0d5a57ae806426c08bc7300ecfd14d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E3890A9C2F8F56A9862570CE0075595C.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-1198

## ADs that name it (0)

None.

## Approved models (9)

- Raytheon Aircraft Company Army AT-11 ([TCDS A-2-582](https://openairdocs.org/tcds/A-2-582))
- Raytheon Aircraft Company C-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company C-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company C18S ([TCDS A-757](https://openairdocs.org/tcds/A-757))
- Raytheon Aircraft Company D18C ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company D18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company TC-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company TC-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company TC-45J ([TCDS A-765](https://openairdocs.org/tcds/A-765))

## 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.

This Certificate issued to Staggerwing Museum Foundation, Inc.

560 Old Shelbyville Highway Tullahoma, Tennessee 37388 Part CAR 03 of the Civil Air Regulations.

A-765/757/2-582 Beech D18S, C-45G, C-45H, TC-45G, TC-45H, C18S, AT11, D18C, SNB-5, TC-45J Description of Type Design Change: Removal of Aft Bulkhead per American Turbine Engine Company Drawing B-117, revised August 20, 1961.

Limitations and Conditions: This approval should not be extended to other specific airplanes of these models on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce 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.

Date of application : July 11, 1960

Date of issuance : July 11, 1960

Date reissued : April 25, 2005; August 12, 2005

Date amended : Aug. 20, 1961; Jan. 9, 1962;

Mar. 30, 1965

( Signature) Manager, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title)

## Every issue (1)

- August 12, 2005: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/f3/41/f34164e7217dd5d8602e380f6b2b4c79ea0d5a57ae806426c08bc7300ecfd14d)

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