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Propellers

STC SA1-89

FAA DRS lists SA1-89 as Current · Reissued, held by McCauley Propeller Systems, for New Piper Aircraft PA-20 Series. Recorded change: Installation of McCauley Propeller Systems fixed pitch MET-L-Prop models 1A170/GM7452 and 1A170/GM7454. Snapshot dated June 30, 2026.

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

Recorded modification

What the FAA record covers

Installation of McCauley Propeller Systems fixed pitch MET-L-Prop models 1A170/GM7452 and 1A170/GM7454.

SA1-89 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: New Piper Aircraft PA-20 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

New Piper Aircraft PA-20 Series1A4

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact New Piper Aircraft PA-20 Series model, serial range, and configuration?
  2. 02Which propeller, governor, spinner, engine, and vibration 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?

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