STC SA450CH

FAA FORM 8110-2-1(10-69) PAGE 1 of 2 PAGES

Number SA450CH

This certificate issued to

Part 3 of the Civil Air Regulations.

( See Aircraft Specification No. 3A15 for complete certification basis)

Installation of Hartzell PHC-C3YF-1RF/F7691 propeller in accordance with D’Shannon Installation Instruction Drawing No. DSP-769194, dated 2/21/94, or later FAA Approved revisions.

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

2. FAA-Approved Airplane Flight Manual Supplement, dated 11/22/95, or later FAA-Approved revision is required.

3. This modification is limited to the engine models, ratings, and propeller operating limits/placard as listed in D’Shannon Drawing Number DSP-769194, dated 2/21/94, and Flight Manual Supplement, dated 11/22/95, or later FAA Approved revision.

4. Aircraft specifications are the same listed on Aircraft Specification Number 3A15 except as listed in D’Shannon Drawing Number DSP-769194, dated 2/21/94, and Flight Manual Supplement, dated 11/22/95, or later FAA-Approved revision.

This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.

D’Shannon Products, Ltd.

1309 County Road 134 Buffalo, MN 55313 3A15 Make : Beech Model : S35, V35, V35A, V35B, 35-C33A, E33A, E33C, F33A, F33C, 36, and A36 Date reissued : 6/2/11, 6/17/11

( Signature) Michael Downs Acting Manager, Propulsion Branch Chicago Aircraft Certification Office

( Title) Date of application: 5/12/94

Date of issuance : 11/22/95