STC SA00375BO

Number SA00375BO

FAA Form 8110-2 (8/13) Page 1 of 3 This certificate issued to:

Weston B. Liu 105 Mason Rd Brookline, NH 03033 Part 23 of the Federal; Aviation Regulations.

Original Product - Type Certificate Number: A8SO Make: Aviat Aircraft Inc.

Model: S-2A Serial number: 2069 Registration number: N28PB

Description of Type Design: Aviat Aircraft Aileron Counterbalance Plates. This is a one only STC

Limitations and Conditions: (continued on page 3 of 3)

1. Maintenance must be in accordance with Instructions for Continued Airworthiness (ICA), Document number LIU-M-16-001, Rev 01, dated January 10, 2015, or later FAA accepted revision. The ICA must be made available to the operator at the time of installation.

2. Compatibility of this design with previously approved modifications must be determined by the installer

Date of Application: October 20, 2016 Date reissued:

Date of Issuance: December 12, 2016 Date amended:

Signature Nicholas Faust

Acting Manager, Boston Aircraft Certification Office Title

SUPPLEMENTAL TYPE CERTIFICATE, FAA FORM 8110-2 (CONTINUED)

FAA Form 8110-2 (8/13) Page 2 of 3

TRANSFER

ENDORSEMENT

To (Name of transferee)

(Address of transferee)

(Number and street)

(City, State, and ZIP Code)

From (Name of grantor)

(Address of grantor)

(Number and street)

(City, State, and ZIP Code)

Number SA00375BO December 12, 2016

FAA Form 8110-2 (8/13) Page 3 of 3

3. You cannot use descriptive data about this design change to duplicate other products. This approval is limited to only the installation made in Aviat Aircraft Model S-2A, Serial Number 2069. This STC does not permit manufacturing of parts for multiple installations, such as a PMA.

Certification Basis:

Based on 14 CFR § 21.115 and § 21.101, and the FAA policy for design changes that are identified as not significant in FAA Order 8110.48, the certification basis for the Aviat Aircraft Model S-2A aircraft is as follows:

a. The type certification basis for parts not changed or not affected by the change is shown on TCDS A8SO.

b. The modification certification basis for parts changed or affected by the change since the reference application date, November 19, 2015, is based upon part 23 as amended by Amendment 23-62 as follows:

Regulations at the latest amendment 23-0 through 23-62

23.303, 23.307(a), 23.609, 23.693 Regulations at an intermediate amendment

23.1529 at 23-26 Regulations at the amendment level in TCDS A8SO

23.301, 23.305, 23.603, 23.605, 23.611, 23.613, 23.629, 23.683, 23.685, 23.779, 23.1301

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