# STC SA3-256

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: F.Atlee Dodge Aircraft Services, United States
- Description: Installation of Wipaire Skis Inc. Model AWB2500A (Aircraft Skis) (FluiDyne) (Federal) Main and Model AWN1200 Nose Wheel skis
- Applied: November 1, 1964
- Status date: February 9, 2023
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12)
- Certificate PDF: https://openairdocs.org/files/sha256/8c/53/8c53ca66a16def0d7d2f1f8c0673e158788ec80560b59f7dba99f42a852d78b2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141658085620230613134427.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3-256

## ADs that name it (0)

None.

## Approved models (1)

- Textron Aviation Inc. 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))

## 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 F. Atlee Dodge Aircraft Services 6672 Wes Way Anchorage, AK 99518

Part 3 of the Civil Air Regulations. (See Type Certificate Data Sheet No. 3A12 for complete certification basis.)

Original Product--Type Certificate Number: 3A12 Make : Cessna Model :

172 Description of Type Design Change:

Installation of Wipaire Skis Inc. Model AWB2500A (Aircraft Skis) (FluiDyne) (Federal) Main and Model AWN1200 Nose Wheel skis according to Drawings 11R1276, Rev. J, and 11R1298, no rev., dated February 14, 1957, or later FAA approved revisions.

This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft.

Date of application : November 1, 1964

Date reissued : May 21, 1991; February 16, 1993;

February 9, 2023 Date of issuance : May 28, 1958 Date amended : December 3, 1964

(Signature) Paul (Vu) Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service

(Title)

Transfer the ownership of Supplemental Type Certificate Number

to (Name of transferee)

(Address of transferee) (Number and street)

(City, State, and ZIP code)

from (Name of grantor) (Print of type)

(Address of grantor) (Number and street)

(City, State, and ZIP code)

Signature of grantor (In ink):

## Every issue (2)

- February 9, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/8c/53/8c53ca66a16def0d7d2f1f8c0673e158788ec80560b59f7dba99f42a852d78b2)
- February 16, 1993: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/6d/f6/6df6d0230f6ce84df69389cd7c411bcc2a9ffa307589caa9de78353a8932e0f9)

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