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Other aircraft modifications

STC SA09137AC-D

FAA DRS lists SA09137AC-D as Current · Amended, held by S-TEC Corporation, for Beechcraft H35, Beechcraft J35, and Beechcraft K35, and 3 more aircraft configurations. Recorded change: Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-611,. Snapshot dated June 30, 2026.

FAA-listed holder
S-TEC Corporation
Aircraft configurations
6
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-611,.

SA09137AC-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: Beechcraft H35, Beechcraft J35, and Beechcraft K35, and 3 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Beechcraft H353A15Beechcraft J353A15Beechcraft K353A15Beechcraft M353A15Beechcraft N353A15Beechcraft P353A15

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Beechcraft H35 and Beechcraft J35, and 4 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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