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Flight controls

STC SA1521GL

FAA DRS lists SA1521GL as Current · Amended, held by Knots 2U Ltd, for Piper Aircraft PA-32-301, Piper Aircraft PA-32-301FT, and Piper Aircraft PA-32-301T, and 4 more aircraft configurations. Recorded change: Installation of Flap, Aileron, Flap/Fuselage, and Stabilator Gap Seals. Snapshot dated June 30, 2026.

FAA-listed holder
Knots 2U Ltd
Aircraft configurations
7
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

SA1521GL 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-32-301, Piper Aircraft PA-32-301FT, and Piper Aircraft PA-32-301T, and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Piper Aircraft PA-32-301A3SOPiper Aircraft PA-32-301FTA3SOPiper Aircraft PA-32-301TA3SOPiper Aircraft PA-32-301XTCA3SOPiper Aircraft PA-32R-301 (HP)A3SOPiper Aircraft PA-32R-301 (SP)A3SOPiper Aircraft PA-32R-301TA3SO

Buyer checks

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