STC SA1807NM
FAA DRS lists SA1807NM as Current · Reissued, held by Excalibur 421 LLC, for Cessna Aircraft 421. Recorded change: Installation of two 68.5 U. S. Gallon usable fuel nacelle tanks and fuel system. Snapshot dated June 30, 2026.
FAA-listed holder
Excalibur 421 LLC
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued
Recorded modification
What the FAA record covers
SA1807NM 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. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Manufacture of composite engine cowlings.
FAA holder: North Central Aircraft Products Inc.
Installation of Aero Crafters' exhaust heater system kit.
FAA holder: Aero Crafter Products Inc.
FAA record reference
- STC number
- SA1807NM
- Product
- Aircraft · Small Airplane
- Country
- United States
- Application date
- December 31, 1981
- Revision date
- April 13, 2017
- CFR references
- Part 21