Skip to content
Other aircraft modifications

STC SA09531AC-D

FAA DRS lists SA09531AC-D as Current · Issued, held by S-TEC Corporation, for Boeing AT-6A (SNJ-3), Boeing AT-6B, and Boeing AT-6C (SNJ-4), and 4 more aircraft configurations. Recorded change: Installation of S-TEC System 20/30 single and two-axis automatic flight guidance systems, model ST-906-20/30. Snapshot dated June 30, 2026.

FAA-listed holder
S-TEC Corporation
Aircraft configurations
7
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

SA09531AC-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: Boeing AT-6A (SNJ-3), Boeing AT-6B, and Boeing AT-6C (SNJ-4), and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing AT-6A (SNJ-3)A-2-575Boeing AT-6BA-2-575Boeing AT-6C (SNJ-4)A-2-575Boeing AT-6D (SNJ-5)A-2-575Boeing AT-6F (SNJ-6)A-2-575Boeing SNJ-7A-2-575Boeing T-6GA-2-575

Buyer checks

Confirm before sourcing

Related other aircraft modifications STCs