STC SA5878SW
FAA DRS lists SA5878SW as Current · Reissued, held by RAM Aircraft Limited Partnership, for Cessna Aircraft 421, Cessna Aircraft 421A, and Cessna Aircraft 421B, and 1 more aircraft configuration. Recorded change: Installation of range-marked EGT, CHT, oil temperature, and pressure gauges. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA5878SW 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: Cessna Aircraft 421, Cessna Aircraft 421A, and Cessna Aircraft 421B, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of Bendix/King CAS 67A TCAS II System.
FAA holder: Honeywell International Inc
Installation of Trimble TNL 8100 Global Positioning System.
FAA holder: Honeywell International Inc
ONE ONLY STC, SN 650-0005: Installation of Honeywell Total Aircraft Information system (TAIS).
FAA holder: Honeywell International Inc
FAA record reference
- STC number
- SA5878SW
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- October 17, 1984
- Revision date
- October 8, 2001
- CFR references
- Part 3, Part 21