Skip to content
Aircraft structures

STC SA557AL

FAA DRS lists SA557AL as Current · Reissued, held by Aircraft Innovations, LLC, for Piper Aircraft PA-22-150. Recorded change: Installation of left hand front door. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of left hand front door.

SA557AL 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-22-150. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-22-150 model, serial range, and configuration?
  2. 02Which configuration, loads, materials, inspections, and damage limits 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?