STC SA4-529
FAA DRS lists SA4-529 as Current · Reissued, held by Vanaero Company, for Douglas Aircraft Co Army B-23 and Douglas Aircraft Co Army UC-67. Recorded change: Short engine exhaust stacks and modified nacelle and exhaust shroud on aircraft equipped with Wright R-2600-29 engines. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4-529 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: Douglas Aircraft Co Army B-23 and Douglas Aircraft Co Army UC-67. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Installation of the Honeywell EDG-100 Connected Engine Data Access System.
FAA holder: Honeywell International Inc
FAA record reference
- STC number
- SA4-529
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- June 17, 1958
- Revision date
- August 6, 2007
- CFR references
- Part 21