STC SA00229BO
FAA DRS lists SA00229BO as Current · Issued, held by Maine Aviation Management Inc, for Cessna Aircraft 421B. Recorded change: Descriptive data pertaining to this modification is considered inadequate for duplication in other aircraft. This approval is limited to the installation made in Cessna Model 421B, Serial Number 421B0507. Approval for operation in Known Icing Conditions. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA00229BO 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 421B. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Cockpit sunvisor retrofit kit.
FAA holder: Rosen Sunvisor Systems LLC
Replacement of existing torquemeters.
FAA holder: AVMAR a Michigan Corporation
Intermixing of main rotor blades of the same part number.
FAA holder: Heli-Support Inc
Limited to installation on serial number 5259 ONLY. Replaces basket/burner system.
FAA holder: Fly Ohio Ballooming Inc
FAA record reference
- STC number
- SA00229BO
- Product
- Aircraft · Single-Engine
- Country
- United States
- Application date
- September 22, 2003
- Revision date
- February 27, 2006
- CFR references
- Part 21