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Other aircraft modifications

STC SA1024SO

FAA DRS lists SA1024SO as Current · Reissued, held by Carpe Diem Aviation Services of Missouri, Inc. dba CD Aviation Services, for Twin Commander Aircraft 690B, Twin Commander Aircraft 690A, and Twin Commander Aircraft 690. Recorded change: Installation of AiResearch TPE331-5-252K engines replacing AiResearch TPE331-5-251K engines. Snapshot dated June 30, 2026.

FAA-listed holder
Carpe Diem Aviation Services of Missouri, Inc. dba CD Aviation Services
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of AiResearch TPE331-5-252K engines replacing AiResearch TPE331-5-251K engines.

SA1024SO 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 690B, Twin Commander Aircraft 690A, and Twin Commander Aircraft 690. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Twin Commander Aircraft 690B2A4Twin Commander Aircraft 690A2A4Twin Commander Aircraft 6902A4

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Twin Commander Aircraft 690B and Twin Commander Aircraft 690A, and 1 more aircraft configuration model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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