STC SA5921NM
FAA DRS lists SA5921NM as Current · Reissued, held by BLR Aerospace LLC., for Piper Aircraft PA-31-325. Recorded change: Vortex generators manufactured IAW Boundry Layer Research Document AA1126 and installed.. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Vortex generators manufactured IAW Boundry Layer Research Document AA1126 and installed..
SA5921NM 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: Piper Aircraft PA-31-325. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Piper Aircraft PA-31-325 model, serial range, and configuration?
- 02Which configuration, parts, installation data, limitations, and ICAs apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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