STC SA331NW
FAA DRS lists SA331NW as Current · Reissued, held by R-S Sales Inc., for Boeing Airplane Wichita Division 75 (Army PT-13). Recorded change: Installation of automatic flagman Model No. 4. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of automatic flagman Model No. 4.
SA331NW 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: Boeing Airplane Wichita Division 75 (Army PT-13). Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Boeing Airplane Wichita Division 75 (Army PT-13) 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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