STC SA3-339

This certificate issued to F. Atlee Dodge Aircraft Services 6672 Wes Way Anchorage, AK 99518

Part 3 of the Civil Air Regulations. (See Aircraft Specification No. A-799 for complete certification basis.)

Original Product--Type Certificate Number: A-799 Make : Cessna Model :

170, 170A and 170B Description of Type Design Change:

Installation of Wipaire Skis Inc. Model C-3000 (Aircraft Skis) (FluiDyne) (Federal) Main Wheel (either manually or hydraulically actuated) ski having a cross-wind wheel utilizing a 6.00-6 tire according to Drawing ES-G-337, Rev. C, 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 : February 12, 1959

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

February 9, 2023 Date of issuance : October 29, 1958 Date amended : March 3, 1959; December 3, 1964

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

(Title)

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from (Name of grantor) (Print of type)

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Signature of grantor (In ink):