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Avionics

STC SR02355LA

FAA DRS lists SR02355LA as Current · Reissued, held by Sandel Avionics LLC, for Bell Helicopter Textron 412, Bell Helicopter Textron 412CF, and Bell Helicopter Textron 412EP. Recorded change: Installation of Sandel Avionics ST3400H Helicopter Terrain Awareness and Warning System (HTAWS). Snapshot dated June 30, 2026.

FAA-listed holder
Sandel Avionics LLC
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Sandel Avionics ST3400H Helicopter Terrain Awareness and Warning System (HTAWS).

SR02355LA 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: Bell Helicopter Textron 412, Bell Helicopter Textron 412CF, and Bell Helicopter Textron 412EP. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bell Helicopter Textron 412H4SWBell Helicopter Textron 412CFH4SWBell Helicopter Textron 412EPH4SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bell Helicopter Textron 412 and Bell Helicopter Textron 412CF, and 1 more aircraft configuration model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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