STC SR03310CH
FAA DRS lists SR03310CH as Current · Issued, held by National Aircraft Service Inc, for Sikorsky Aircraft S-58A, Sikorsky Aircraft S-58B, and Sikorsky Aircraft S-58BT, and 20 more aircraft configurations. Recorded change: Installation of NASI Air Conditioning Module. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SR03310CH 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: Sikorsky Aircraft S-58A, Sikorsky Aircraft S-58B, and Sikorsky Aircraft S-58BT, and 20 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of number 3 Sperry Gyro P/N 2587335-12.
FAA holder: ABX Air Incorporated
Remote Operator Two (Remote OP2) Station ground capabilities.
FAA holder: L-3 Communications Integrated Systems LP
FAA record reference
- STC number
- SR03310CH
- Product
- Aircraft · Rotorcraft
- Country
- United States
- Application date
- September 6, 2011
- Revision date
- March 19, 2014
- CFR references
- Part 21, Part 29