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Fuel systems

STC SA117AL

FAA DRS lists SA117AL as Current · Amended, held by Airglas Inc., for Piper Aircraft PA-18-125 (Army L-21A), Piper Aircraft PA-18-135, and Piper Aircraft PA-18A-135, and 8 more aircraft configurations. Recorded change: Installation of Cunningham auxiliary fuel belly tank. Snapshot dated June 30, 2026.

FAA-listed holder
Airglas Inc.
Aircraft configurations
11
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of Cunningham auxiliary fuel belly tank.

SA117AL 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-18-125 (Army L-21A), Piper Aircraft PA-18-135, and Piper Aircraft PA-18A-135, and 8 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Piper Aircraft PA-18-125 (Army L-21A)1A2Piper Aircraft PA-18-1351A2Piper Aircraft PA-18A-1351A2Piper Aircraft PA-18A-1501A2Piper Aircraft PA-18A1A2Piper Aircraft PA-18AS-1251A2Piper Aircraft PA-18AS-1351A2Piper Aircraft PA-18AS-1501A2Piper Aircraft PA-18S-1251A2Piper Aircraft PA-18S-1351A2Piper Aircraft PA-18S-1501A2

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-18-125 (Army L-21A) and Piper Aircraft PA-18-135, and 9 more aircraft configurations model, serial range, and configuration?
  2. 02Which tanks, plumbing, usable-fuel assumptions, and inspections apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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