STC SA5684NM
FAA DRS lists SA5684NM as Current · Reissued, held by McHugh Aviation Inc, for Sky Enterprises RC-3. Recorded change: Installation of Lycoming GSO/IGSO-480 engine; Hartzell HC-A3V20 propeller; new nacelle and engine mount; modified front and rear spar and aft firewall; and associated systems. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA5684NM identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Sky Enterprises RC-3. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Installation of ERA replacement inlet duct.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
Installation of ERA replacement inlet duct.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
Replacement of linear actuator for Bendix fuel control system on the Allison 250 C20B engine.
FAA holder: Apical Industries, Inc. dba Dart Aerospace
FAA record reference
- STC number
- SA5684NM
- Product
- Aircraft · Single-Engine
- Country
- United States
- Application date
- November 15, 1990
- Revision date
- June 25, 2004
- CFR references
- Part 3, Part 21