# STC SA09920AC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Hartzell Propeller Inc, United States
- Description: Installation of a Hartzell Propeller Inc. model HC-C3YR-4BN/NC8302-7
- Applied: December 9, 2019
- Status date: February 10, 2021
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A67EU](https://openairdocs.org/tcds/A67EU)
- Certificate PDF: https://openairdocs.org/files/sha256/08/d1/08d10b75e3fdde1b4bbd21d9b914f5b018f8b6548881ebefb377f8b0a6cb75bf
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A50DD278525F9E118625871A005E3BB6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA09920AC

## ADs that name it (0)

None.

## Approved models (1)

- Extra Flugzeugproduktions- und Vertriebs- GmbH EA-300L ([TCDS A67EU](https://openairdocs.org/tcds/A67EU))

## 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.

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 1 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SA09920AC Hartzell Propeller, Inc.

One Propeller Place Piqua, Ohio 45356 Part 23 the Federal Aviation Regulations A67EU Extra Flugzeuproduktions - und Vertriebs - GmbH EA 300/L Installation of a Hartzell Propeller Inc. model HC-C3YR-4BN/NC8302-7 propeller in accordance with Jack Sledge, LLC Master Data List drawing number 3100 Revision IR dated January 7, 2021 or later FAA approved revision. FAA approved Jack Sledge, LLC Airplane Flight Manual Supplement number 55237-3 Revision IR dated January 7, 2021, or later FAA approved revision is required. Instructions for Continued Airworthiness are contained in Jack Sledge, LLC report number 55237-4, Revision IR dated September 21, 2020 or later FAA accepted revision.

(See continuation sheet 3 of 3) December 9, 2019 February 10, 2021 January 11, 2021 Jim Grigg Manager, Fort Worth ACO Branch, Compliance & Airworthiness Division Aircraft Certification Service 3

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SA09920AC 3

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page ___ of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number:

SA09920AC Date of Issuance: January 11, 2021 Date of Reissuance: February 10, 2021

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

2. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

3. This STC is applicable to all serial numbers for this Make-Model Series that are equipped with the Textron Lycoming model AEIO-540-L1B5 or AEIO-540-L1B5D engine.

Certification Basis:

The certification basis for this alteration is the same as the basic aircraft (shown on TCDS A67EU) except as follows: 14 CFR part 23.201, Amendment 23-62.

-END- 3 3

## Every issue (2)

- February 10, 2021: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/08/d1/08d10b75e3fdde1b4bbd21d9b914f5b018f8b6548881ebefb377f8b0a6cb75bf)
- January 11, 2021: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/35/57/35575cd5b63ff25141c93038b64aabb78d7c08e51a6e111d9e150b80bf4e5d3a)

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