# STC SA02561AK

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Rust's Flying Service Inc, United States
- Description: Maximum Gross Weight Increase to 8367 lbs.
- Applied: March 25, 2017
- Status date: April 8, 2022
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A-815](https://openairdocs.org/tcds/A-815)
- Certificate PDF: https://openairdocs.org/files/sha256/79/85/7985153539cd99b6bbf84f3ac00016b567722e1b791821f034d22dc4c59f572b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E37A42532B1384698625882400552D1D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA02561AK

## ADs that name it (0)

None.

## Approved models (1)

- Viking Air Limited DHC-3 ([TCDS A-815](https://openairdocs.org/tcds/A-815))

## 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.

**14 CFR 21.120)**

FAA Form 8110-2 (06/20) SUPERSEDES PREVIOUS EDITION PAGE 1 OF 3

Number: SA02561AK This certificate issued to:

Description of Type Design Change: Maximum Gross Weight Increase to 8367 lbs.

1) The installer must determine whether this design change is compatible with previously approved modifications.

2) This approval is applicable to the landplane and skiplane configuration up to 8,367 lb. maximum gross weight.

(Limitations and conditions continued on page 3 of 3)

Rust’s Flying Service, Inc.

P.O. Box 190867 Anchorage, AK 99519

Original Product Type Certificate Number: A-815

Make: Viking Air Limited Model: DHC-3

Date of application: March 25, 2017

Date of issuance: April 8, 2022 Date reissued:

August A. Asay Title: Manager, Anchorage ACO Branch

Part 23 of Federal Aviation Regulations.

**14 CFR 21.120)**

FAA Form 8110-2 (06/20) SUPERSEDES PREVIOUS EDITION PAGE 2 OF 3

Number: SA02561AK

Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: SA02561AK

**14 CFR 21.120)**

FAA Form 8110-2 (06/20) SUPERSEDES PREVIOUS EDITION PAGE 3 OF 3

(Continuation Sheet) Date of application: March 25, 2017 Date of issuance: April 8, 2022 Date reissued:

Number: SA02561AK

Limitations and conditions continued from page 1

3) Airplane Flight Manual Supplement, Rust’s Flying Service, Inc. document number FW-RFS- AFMS-GW-1, Revision IR, dated February 22, 2022, or later FAA approved revision is required to be carried on the airplane as part of this approval.

4) Existing Instructions for continued Airworthiness are considered adequate for this approval.

5) Supplemental Type Certificate SA3777NM, SA00287NY, SA00438NY, and SA02489AK are required for this approval.

Certification Basis:

Type Certificate Number A-815 issued under CAR 10. (ICAO Annex 8, 2nd Edition (Transport Category D), and CAR 3 as amended to November 1, 1949

--------------------------END--------------------------

## Every issue (1)

- April 8, 2022: Issued, Current. [certificate](https://openairdocs.org/files/sha256/79/85/7985153539cd99b6bbf84f3ac00016b567722e1b791821f034d22dc4c59f572b)

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