STC SA689NW
FAA DRS lists SA689NW as Current · Reissued, held by Sierra Industries Inc, for Textron Aviation 500. Recorded change: Installation of transponder identification switch in the left hand control wheel. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued
Recorded modification
What the FAA record covers
SA689NW 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: Textron Aviation 500. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related avionics STCs
Installation of a Raytheon APX-119 IFF Transponder System.
FAA holder: King Aerospace Inc.
Installation of a modified Aviation Communication & Surveillance Systems (ACSS) RCZ-852 Mode S Transponder System with Secondary Surveillance Radar (SSR) Mode S Enhanced Surveillance (EHS) capability and a Gables G7524-() Flight Identification control panel.
FAA holder: Gulfstream Aerospace Corporation
FAA record reference
- STC number
- SA689NW
- Product
- Aircraft · Small Airplane
- Country
- United States
- Application date
- November 13, 1978
- Revision date
- September 8, 2005
- CFR references
- Part 21, Part 25