# STC SA02022AK

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Aero Twin, Inc, United States
- Description: Installation of Aero Twin, Inc. Main Gear Gravel Deflector Kit No. GD5-100
- Applied: October 25, 1988
- Status date: August 13, 1998
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 5A6](https://openairdocs.org/tcds/5A6)
- Certificate PDF: https://openairdocs.org/files/sha256/36/da/36da44fc5150a7185ef6a597f42fde95bc9ef0c1f3df001d4515923431ba375d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0CB36C1AF073522286257A5900673425.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA02022AK

## ADs that name it (0)

None.

## Approved models (11)

- Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180A ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180B ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180C ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180D ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180E ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180F ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180G ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180H ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180J ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180K ([TCDS 5A6](https://openairdocs.org/tcds/5A6))

## 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 S102022A8 This certificate issued to: Aero Twin, Inc.

2404 Merrill Field Drive Anchorage, AK 99501 Part 3+ of the Civi1 Air Pegulalions. * (See Type Certificate Data Sheet for complete Certification Basis) Original Product Typo Certificato Number: 5A6 Make: Cessna Model: 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K Description of Type Design Change: Installation of Aero Twin, Inc. Main Geax Gravel Deflector Kit No. GD5-100 when manufactured in accordance with Aero Twin, Inc. Drawing List No. AT1600, Revised per ECO AT-40, dated July 4, 1997, or later FAA approved revision, and installed in accordance with Aero Twin, Inc.

Installation Instructions revised per ECO AT-40, dated July 4, 1997, or later FAA approved revision.

Limitations and Conditions: Compatibility of this design change with previously approved modifications must be determined by the installer.

Date of Application: Octobes 25, 1988 Date Reissued:

Date of Issuance: August 12, 1991 Date Amended: August 13, 1998 FEDERAL AVIATION Se livein of to Seriate (Signature) Michael K. Dahl TOMINS TRATION Manager Anchorage Aircraft Certification Office (Title)

FAA Form 9110-2(10-68)

## Every issue (2)

- August 13, 1998: Amended, Current. [certificate](https://openairdocs.org/files/sha256/36/da/36da44fc5150a7185ef6a597f42fde95bc9ef0c1f3df001d4515923431ba375d)
- August 12, 1994: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/02/a0/02a04c4d3c2468e12e96f19183f1b68b603be095d2046f5f699278548a56c6ed)

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