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Fuel systems

STC SA1662SW

FAA DRS lists SA1662SW as Current · Reissued, held by Signature Flight Support Corporation, for Twin Commander Aircraft 500-A, Twin Commander Aircraft 500-B, and Twin Commander Aircraft 500-U. Recorded change: Installation of outboard fuel system. Snapshot dated June 30, 2026.

FAA-listed holder
Signature Flight Support Corporation
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of outboard fuel system.

SA1662SW 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: Twin Commander Aircraft 500-A, Twin Commander Aircraft 500-B, and Twin Commander Aircraft 500-U. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Twin Commander Aircraft 500-A6A1Twin Commander Aircraft 500-B6A1Twin Commander Aircraft 500-U6A1

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Twin Commander Aircraft 500-A and Twin Commander Aircraft 500-B, and 1 more aircraft configuration 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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