- Holder
- Hartzell Propeller Inc.
- Revision
- 2
- Revised
- April 30, 1987
- Status
- Current
- Product
- Propeller
- Certification basis
- Part 35
- Models
- 3
The release keeps the latest revision of each data sheet. Model names are as the data sheet lists them.
On this page
Models · 3
| Model | Also known as | Note |
|---|---|---|
| HC-12V20-8 | ||
| HC-12V20-3 | ||
| HC-12V20-7 |
Airworthiness directives · 3
ADs whose products are models on this data sheet, matched by model and maker.
STCs approved under this data sheet · 4
STC SP01222WIInstallation of Aircraft Development propeller vortelators.STC SP00582NYInstallation of Prop-Guard Polyurethane Protective Tape on the leading edge of metal propellers.STC SP00177SEReplacement of the engine oil actuated diaphragm and servo valve system for controlling propeller pitch, with one that incorporates a separate hydraulic system utilizing hydraulic pistons.STC SP01222WI (1 OF 3)Installation of Aircraft Development propeller vortelators.