What it approves
Installation of turbocharged Lycoming engines, Model IO-540-A1A5 with Hartzell HC-A3VK-2/V7636D propellers.
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
SA257CE TALCO Aviation 3015 E. New York St, STE A2-270 Aurora, IL 60504 Part 3 the Civil Air Regulations 6A1 Aero Commander (Rockwell International) 560A Installation of turbocharged Lycoming engines, model IO-540-A1A5 with Hartzell HC-A3VK-2/V7636D propellers in accordance with Riley Aeronautics, Inc. Bulletin 64-5. Riley Aeronautics, Inc. AFM Supplement dated July 27, 1964 required.
(See continuation sheet 3 of 3) May 1, 1964 August 1, 1974; December 5, 1974; February 10, 1982; October 30, 1987; September 22, 1995;
April 1, 2004; April 26, 2005; July 3, 2006; March 16, 2007; March 5, 2018; February 2, 2021;
August 31, 2023 July 27, 1964 for Paul (Vu) Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3
SA257CE 3
SA257CE Date of Issuance: July 27, 1964 Date of Reissuance: August 31, 2023
The installer must determine whether this design change is compatible with previously approved modifications. 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.
A.D. 65-02-03 (Rayjay) applicable to this installation.
-END- 3 3
ADs that name this STC · 1
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 1
| Make | Model | Data sheet |
|---|---|---|
| Twin Commander Aircraft Corporation | 560-A | 6A1 |
Every issue · 5
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| August 31, 2023 | Reissued, current | Certificate |
| February 2, 2021 | Reissued, earlier issue | Certificate |
| March 5, 2018 | Reissued, earlier issue | Certificate |
| July 3, 2006 | Reissued, earlier issue | Certificate |
| April 1, 2004 | Reissued, earlier issue | Certificate |