- Holder
- Risley Lester W.
- Revision
- 1
- Revised
- September 12, 1974
- Status
- Current
- Product
- Aircraft · Rotorcraft
- Certification basis
- Part 21
- Models
- 1
The release keeps the latest revision of each data sheet. Model names are as the data sheet lists them.
On this page
Models · 1
| Model | Also known as | Note |
|---|---|---|
| H-21B | Formerly Boeing Company, Vertol Division, then Sholton |
Airworthiness directives · 0
ADs whose products are models on this data sheet, matched by model and maker.
No ADs matched this data sheet’s models
STCs approved under this data sheet · 4
STC SH3319NMInstallation of Precise Flight Pulselite Control Unit in the
Landing /Taxi Recognition Visual Control Light system,STC SR02394AKReplacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting systemSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SH3319NM (1 OF 2)Installation of Precise Flight Pulselite Control Unit in the
Landing /Taxi Recognition Visual Control Light system,