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Avionics

STC ST00662WI

FAA DRS lists ST00662WI as Current · Reissued, held by Blackhawk Aerospace Technologies Inc., for Textron Aviation 501 and Textron Aviation 551. Recorded change: Installation of Bendix/King EFS-50 Two-Tube (EFIS) Electronic Flight Instrumentation System. Snapshot dated June 30, 2026.

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Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

ST00662WI 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: Textron Aviation 501 and Textron Aviation 551. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
ST00662WI
Product
Aircraft · Small Airplane
Country
United States
Application date
January 13, 1998
Revision date
May 18, 2021
CFR references
Part 21, Part 23