# STC SA127SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: M7 Aerospace LLC, United States
- Description: Install auxiliary baggage compartment and adjustable seat modification
- Applied: September 19, 1962
- Status date: November 5, 2012
- Product: Aircraft, Small Airplane
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 3A25](https://openairdocs.org/tcds/3A25)
- Certificate PDF: https://openairdocs.org/files/sha256/3c/34/3c34cd348dd1766ac5a1dd88219d06dfa9c8f4ec9a1de7cc109b5b189a517444
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8E5FF266AD64062C86257B1800535348.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA127SW

## ADs that name it (0)

None.

## Approved models (3)

- Cessna Aircraft Company 320 ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- Cessna Aircraft Company 320-1 ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- Cessna Aircraft Company 320A ([TCDS 3A25](https://openairdocs.org/tcds/3A25))

## 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.

Install auxiliary baggage compartment and adjustable seat modification in accordance with Engineering Report No. U136 Rev. B dated 12/20/62

Note: Revision to center of gravity moment envelope and loading charts on page 5-4 of operating instructions required.

M7 Aerospace LLC 10823 NE Entrance Road San Antonio, TX 78216 3A25 Make : Cessna Model : 320, 320-1, 320-A Date of application : September 19, 1962

Date of issuance : September 19, 1962

Date reissued : October 5, 2012;

November 5, 2012

Date amended : December 27, 1962 Rev. 1

( Signature) M. Monica Merritt, Manager, Airplane Certification Office, Southwest Region

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 3

FAA Form 8110-2-1(10-69) Page 3 of 3

Number SA127SW Date of Issuance: September 19, 1962 Date of Reissuance: November 5, 2012

Limitations and Conditions:(Continued):

Data listed in Item 3 above and Two DER C.R. Ursell’s FAA-1600’s dated 9/17/62 and 12/19/62 on file at SW-210.

Applicable CAR’s same as original certification.

Reference Project A168SW-D.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

-END-

## Every issue (1)

- November 5, 2012: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/3c/34/3c34cd348dd1766ac5a1dd88219d06dfa9c8f4ec9a1de7cc109b5b189a517444)

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