STC SH277WE
FAA DRS lists SH277WE as Current 路 Reissued, held by Heck Research LLC, for Hiller Aviation UH-12B. Recorded change: Installation of UH-12C Upper Canopy. Snapshot dated June 30, 2026.
FAA-listed holder
Heck Research LLC
Aircraft configurations
1
FAA revision date
FAA status
Current 路 Reissued
Recorded modification
What the FAA record covers
SH277WE 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: Hiller Aviation UH-12B. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Hiller Aviation UH-12B6H2
Related other aircraft modifications STCs
Installation of ACSS T2CAS.
FAA holder: Aviation Communication and Surveillance Systems (ACSS) LLC
Installation of ACSS T2CAS.
FAA holder: Aviation Communication and Surveillance Systems (ACSS) LLC
FAA record reference
- STC number
- SH277WE
- Product
- Aircraft 路 Rotorcraft
- Country
- United States
- Application date
- May 27, 1980
- Revision date
- November 13, 2014
- CFR references
- Part 21