STC SA12407AK

14 CFR 21.120)

FAA Form 8110-2 (06/20) SUPERSEDES PREVIOUS EDITION PAGE 1 OF 2

Number: SA12407AK This certificate issued to:

Installation of a wing Strut Tiedown Kit No. SFF-MSTD, on all models of Maule aircraft from the M-4 through the M-9 in accordance with Short Final Fabrication, LLC’s Master Data List, Document No.

SFF-MSTD dated 28 March 2026, or later FAA approved revision.

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

2. For Instructions on Continued Airworthiness refer to “Installation Instructions and Instructions for Continued Airworthiness for Maule Strut Tiedowns Kit No. SFF-MSTD”, Document SFF- MSTD-ICA, Revision A, dated 28 March 2026, or later FAA-approved revision.

Short Final Fabrication LLC 23920 Immelman Circle Chugiak, AK 99567

Type Certificate Number: 3A23 Make: Maule Model: M-4 through M-9 Date of application: 03 March 2025

Date of issuance: 08 June 2026 Date reissued:

for Gregory S. DiLibero Title: Manager, West Certification Branch Part 3 of the Civil Air Regulations.

14 CFR 21.120)

FAA Form 8110-2 (06/20) SUPERSEDES PREVIOUS EDITION PAGE 2 OF 2

Number: SA12407AK Effective date:

Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: SA12407AK