STC SE00057AT
FAA DRS lists SE00057AT as Current · Reissued, held by Bell Helicopter Textron Inc., for Rolls-Royce 250-C28, Rolls-Royce 250-C28B, and Rolls-Royce 250-C28C, and 8 more aircraft configurations. Recorded change: Installation of Aeronautical Accessories, Inc., Pc Safety Valve Kit. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SE00057AT 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: Rolls-Royce 250-C28, Rolls-Royce 250-C28B, and Rolls-Royce 250-C28C, and 8 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related other aircraft modifications STCs
Installation of cooling air baffles.
FAA holder: D'Shannon Products Ltd.
Installation of a Latitude Technologies Skynode S100 Tracking System in B727 Series Aircraft.
FAA holder: Avionics Support Group Inc.