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Other aircraft modifications

STC SA09154AC-D

FAA DRS lists SA09154AC-D as Current · Amended, held by S-TEC Corporation, for Cessna Aircraft R172E, Cessna Aircraft R172F, and Cessna Aircraft R172G, and 1 more aircraft configuration. Recorded change: Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-616,. Snapshot dated June 30, 2026.

FAA-listed holder
S-TEC Corporation
Aircraft configurations
4
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-616,.

SA09154AC-D 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: Cessna Aircraft R172E, Cessna Aircraft R172F, and Cessna Aircraft R172G, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft R172E3A17Cessna Aircraft R172F3A17Cessna Aircraft R172G3A17Cessna Aircraft R172H3A17

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Cessna Aircraft R172E and Cessna Aircraft R172F, and 2 more aircraft configurations 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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