STC SA02742NY

IMPORT SA02742NY MT-Propeller Entwicklung GmbH Flugplatzstrasse 1 94348 Atting Germany Part 23 Title 14 Code of Federal Regulations A78EU Pilatus Aircraft Ltd.

PC-12, PC-12/45, PC-12/47, PC-12/47E, PC-12/47G

(See continuation sheet 3) (See continuation sheet 4) April 6, 2009 December 2, 2009 November 19, 2009 March 2, 2010, March 29, 2021, June 2, 2022, March 5, 2024, June 2, 2026 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 6

IMPORT SA02742NY 6

IMPORT SA02742NY Date Amended: June 2, 2026

Description of Type Design Change (continued):

Configuration 1:

1. Installation of the MT-Propeller Entwicklung GmbH model MTV-27-1-N-C-F-R(P)/CFR260-65() propeller on the Pilatus Aircraft Ltd. PC-12, PC-12/45, PC-12/47, or PC-12/47E aircraft equipped with the PT6A-67B or PT6A-67P engines must be in accordance with MT-Propeller Entwicklung GmbH Master Documentation List, Doc # E-1822, Revision 16, dated January 27, 2026, or later European Union Aviation Safety Agency (EASA) accepted revisions and MT-Propeller Entwicklung GmbH Installation Instructions, Doc # E-1824, Revision 11, dated September 13, 2023, or later EASA accepted revisions.

2. Maintenance must be in accordance with MT-Propeller Entwicklung GmbH Instructions for Continued Airworthiness, Doc. # E-1825, Revision 3, dated March 10, 2021, or later EASA accepted revisions.

3. Operations must be in accordance with MT-Propeller Entwicklung GmbH Airplane Flight Manual Supplement and Pilots Operating Handbook Supplement, Doc. # E-1823, Revision 9, dated June 27, 2024, or later EASA approved revisions.

Configuration 2:

1. Installation of the MT-Propeller Entwicklung GmbH model MTV-47-1-N-C-F-R(P)/CFR260-361() propeller on the Pilatus Aircraft Ltd. PC-12, PC-12/45, PC-12/47, or PC-12/47E aircraft equipped with the PT6A-67B or PT6A-67P engines must be in accordance with MT-Propeller Entwicklung GmbH Master Documentation List, Doc # E-3755, Revision 6, dated January 27, 2026, or later EASA accepted revisions and MT-Propeller Entwicklung GmbH Installation Instructions, Doc # E-3560, Revision 7, dated February 24, 2023, or later EASA accepted revisions.

IMPORT SA02742NY Date Amended: June 2, 2026

Description of Type Design Change (continued):

Configuration 2 (continued):

2. Maintenance must be in accordance with MT-Propeller Entwicklung GmbH Instructions for Continued Airworthiness, Doc. # E-3561, Revision 1, dated March 10, 2021, or later EASA accepted revisions.

3. Operations must be in accordance with MT-Propeller Entwicklung GmbH Airplane Flight Manual Supplement and Pilots Operating Handbook Supplement, Doc. # E-3559, Revision 12, dated January 9, 2026, or later EASA approved revisions.

Configuration 3:

1. Installation of the MT-Propeller Entwicklung GmbH model MTV-47-1-N-C-F-R(P)-V/CFR260-361() propeller on the Pilatus Aircraft Ltd.

PC-12/47E or PC-12/47G aircraft equipped with the PT6E-67XP engine must be in accordance with MT-Propeller Entwicklung GmbH Master Documentation List, Doc # E-3662, Revision 10, dated April 14, 2026, or later EASA accepted revisions and MT-Propeller Entwicklung GmbH Installation Instructions, Doc # E-3665, Revision 4, dated December 15, 2025, or later EASA accepted revisions.

2. Maintenance must be in accordance with MT-Propeller Entwicklung GmbH Instructions for Continued Airworthiness, Doc. #E-3666, E-3660, Revision 4, dated April 13, 2026, or later EASA accepted revisions.

3. Operations must be in accordance with MT-Propeller Entwicklung GmbH Airplane Flight Manual Supplement and Pilots Operating Handbook Supplement, Doc. # E-3664, Revision 7, dated January 9, 2026, or later EASA approved revisions.

Limitations and Conditions (continued) Configuration 1:

1. The aircraft must be operated in accordance with the "Limitations" section of MT-Propeller Entwicklung GmbH Airplane Flight Manual Supplement and Pilots Operating Handbook Supplement, Doc. # E-1823, Revision 9, dated June 27, 2024, or later EASA approved revisions.

Configuration 2:

1. The aircraft must be operated in accordance with the "Limitations" section of MT-Propeller Entwicklung GmbH Airplane Flight Manual Supplement and Pilots Operating Handbook Supplement, Doc. # E-3559, Revision 12, dated January 9, 2026, or later EASA approved revisions.

Configuration 3:

1. The aircraft must be operated in accordance with the "Limitations" section of MT-Propeller Entwicklung GmbH Airplane Flight Manual Supplement and Pilots Operating Handbook Supplement, Doc. # E-3664, Revision 7, dated January 9, 2026, or later EASA approved revisions.

Configurations 1, 2, and 3:

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 Supplemental Type Certificate (STC) is applicable to all serial numbers for these Make-Models.

Limitations and Conditions (continued)

Certification Basis (Configurations 1, 2, and 3):

Based on Title 14 Code of Federal Regulations (CFR) 21.115 and 21.101, and the Federal Aviation Administration (FAA) policy for design changes that are identified as not significant in FAA Order 8110.48, the type certification basis for the modified Pilatus Aircraft Ltd. PC-12, PC-12/45, PC-12/47, PC-12/47E, and PC-12/47G is as follows:

a. The type certification basis for the Pilatus Aircraft Ltd. PC-12, PC-12/45, PC-12/47, PC-12/47E, and PC-12/47G is as shown on Type Certification Data Sheet (TCDS) A78EU for areas not changed or not affected by the change.

b. The type certification basis for the Pilatus Aircraft Ltd. PC-12, PC-12/45, PC-12/47, PC-12/47E, and PC-12/47G for areas changed or affected by the change is as shown on TCDS A78EU with the following exceptions:

• 14 CFR Part 36 at Amendment 36-32.

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