STC ST04058CH
FAA DRS lists ST04058CH as Current · Reissued, held by Astronics Armstrong Aerospace, for Boeing 737-300 Series, Boeing 737-400 Series, and Boeing 737-500 Series, and 8 more aircraft configurations. Recorded change: Installation and activation of an Astronics webFB System and/or Flight Deck USB UltraLite Power System (Provisions for Class 2 EFB Systems). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST04058CH 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 737-300 Series, Boeing 737-400 Series, and Boeing 737-500 Series, and 8 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Certification of Compatibility with Cellular and Wireless Data Technologies.
FAA holder: Armstrong Aerospace
The installation of a Pratt & Whitney Flight Data Acquisition, Storage and Transmission System (FAST).
FAA holder: Pratt & Whitney Engine Services Inc.
Modification of the carburetor air box assemblies.
FAA holder: Aerospace Welding Minneapolis Inc.
FAA record reference
- STC number
- ST04058CH
- Product
- Aircraft · Large Airplane
- Country
- United States
- Application date
- October 15, 2015
- Revision date
- May 26, 2021
- CFR references
- Part 21, Part 25, Part 26