STC SA2478SW
FAA DRS lists SA2478SW as Current · Reissued, held by RPM Commander LLC, for Twin Commander Aircraft 500-S. Recorded change: Installation of Lycoming IO-720- B1B engine and increase take-off and landing weight to 7800 lbs. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued
Recorded modification
What the FAA record covers
SA2478SW 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: Twin Commander Aircraft 500-S. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Install structural reinforcement for increased engine weight and provisions for increased gross weight.
FAA holder: Deluca of California Inc.
FAA record reference
- STC number
- SA2478SW
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- February 8, 1977
- Revision date
- April 16, 2008
- CFR references
- Part 21