# STC SA02497AK

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aero Twin Inc, United States
- Description: Installation of Aero Twin, Inc., DFSD-01(L/R) and DFSD-01(L/R)-RF seats in Textron Aviation Inc. model 208 and 208B aircraft
- Applied: October 30, 2015
- Status date: May 10, 2018
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A37CE](https://openairdocs.org/tcds/A37CE)
- Certificate PDF: https://openairdocs.org/files/sha256/5a/ad/5aad70f7267284821a1b4a1b7ec601ff5fc1afed346b50f061b8abe087dd7f60
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1C3C4FAE179159488625829F004C7ACB.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA02497AK

## ADs that name it (0)

None.

## Approved models (2)

- Textron Aviation Inc. 208 ([TCDS A37CE](https://openairdocs.org/tcds/A37CE))
- Textron Aviation Inc. 208B ([TCDS A37CE](https://openairdocs.org/tcds/A37CE))

## 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.

Aero Twin, Inc.

2403 Merrill Field Drive Anchorage, AK 99501

A37CE Textron Aviation Inc.

208 and 208B

Installation of Aero Twin, Inc., DFSD-01(L/R) and DFSD-01(L/R)-RF seats in Textron Aviation Inc. model 208 and 208B aircraft in accordance with Aero Twin, Inc., Master Data List Document No. DFSD-MDL, Original Issue, dated May 10, 2018, or later FAA approved revision.

1. The compatibility of this design change with previously approved modifications must be determined by the installer.

2. If the holder agrees to permit another person to use this design approval to alter the product, the holder shall give the other person written evidence of that permission.

3. Instructions for Continued Airworthiness, Aero Twin, Inc. Document No. DFSD-ICA, Original Issue, dated January 31, 2018, or later FAA accepted revision is a required part of this modification.

4. Airplane Flight Manual Supplement (AFMS), Aero Twin Document No. DFSD-AFMS, Original Issue, dated May 10, 2018, or later FAA approved revision is a required part of this modification.

(Limitations and Conditions continued on page 3)

October 30, 2015

May 10, 2018

(Signature) August A. Asay Manager, Anchorage ACO Branch

(Title)

FAA FORM 8110-2-1(10-69) PAGE 3 of 3

SA02479AK

5. DFSD-01(L/R) seat installation in model 208 is compliant with Title 14, Code of Federal Regulations (14 CFR) section 23.562 when installed per the standard seating configuration shown in Figures 6.1 of Aero Twin AFMS Document Number DFSD-AFMS, Original Issue, dated May 10, 2018, or later FAA approved revision.

6. DFSD-01(L/R)-RF seat installation in model 208 is compliant with 14 CFR section 23.562 when installed per the standard seating configuration shown in Figures 6.2 of Aero Twin AFMS Document Number DFSD-AFMS, Original Issue, dated May 10, 2018, or later FAA approved revision.

7. DFSD-01(L/R) seat installation in model 208B is compliant with 14 CFR section 23.562 when installed per the standard seating configuration shown in Figure 6.3 or Figure 6.4 of Aero Twin AFMS Document Number DFSD-AFMS, Original Issue, dated May 10, 2018, or later FAA approved revision.

8. DFSD-01(L/R) and DFSD-01(L/R)-RF seat installation in model 208B is compliant with 14 CFR section

23.562 when installed per the standard seating configuration shown in Figures 6.5 of Aero Twin AFMS Document Number DFSD-AFMS, Original Issue, dated May 10, 2018, or later FAA approved revision.

## Every issue (1)

- May 10, 2018: Issued, Current. [certificate](https://openairdocs.org/files/sha256/5a/ad/5aad70f7267284821a1b4a1b7ec601ff5fc1afed346b50f061b8abe087dd7f60)

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