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Other aircraft modifications

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.

Aircraft configurations
11
FAA revision date
FAA status
Current · Reissued

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.

Rolls-Royce 250-C28E1GL
Rolls-Royce 250-C28BE1GLRolls-Royce 250-C28CE1GL
Rolls-Royce 250-C30E1GL
Rolls-Royce 250-C30GE1GL
Rolls-Royce 250-C30ME1GLRolls-Royce 250-C30PE1GL
Rolls-Royce 250-C30R (T703-AD-700)E1GL
Rolls-Royce 250-C30R/1 (T703-AD-700B)E1GL
Rolls-Royce 250-C30SE1GL
Rolls-Royce 250-C30UE1GL

Buyer checks

Confirm before sourcing