STC SA4-181
FAA DRS lists SA4-181 as Current 路 Reissued, held by FTG, Inc., for Centerpointe Aerospace S-55. Recorded change: Installation of VIP Part No. 101-79 engine mounts. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current 路 Reissued
Recorded modification
What the FAA record covers
SA4-181 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: Centerpointe Aerospace S-55. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Centerpointe Aerospace S-551H4
Related engine and powerplant STCs
Installation of a remote spin-on oil filter adapter. (GC-1B w/Lycoming or Cont 360 engine installed).
FAA holder: Aviation Development Corporation
FAA record reference
- STC number
- SA4-181
- Product
- Aircraft 路 Rotorcraft
- Country
- United States
- Application date
- February 20, 1957
- Revision date
- May 13, 2022
- CFR references
- Part 21