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Avionics

STC ST01219WI-D

FAA DRS lists ST01219WI-D as Current · Reissued, held by Honeywell International Inc, for Textron Aviation 500. Recorded change: Installation of dual Honeywell AM-250 altimeters to interface with the Bendix/King KFC 325 autopilot system for Reduced Vertical Separation Minimum (RVSM) group airworthiness approval. Snapshot dated June 30, 2026.

FAA-listed holder
Honeywell International Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of dual Honeywell AM-250 altimeters to interface with the Bendix/King KFC 325 autopilot system for Reduced Vertical Separation Minimum (RVSM) group airworthiness approval.

ST01219WI-D 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 500. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 500A22CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Textron Aviation 500 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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