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Other aircraft modifications

STC ST01299WI-D

FAA DRS lists ST01299WI-D as Current · Issued, held by Midcoast Aviation Inc, for Raytheon Aircraft HS.125 Series 700A and Raytheon Aircraft HS.125 Series 700B. Recorded change: Installation of Dual Collins ALI-80A Altimeters and a single Revue Thommen 2-inch Standby Altimeter on Hawker Siddeley HS.125 Series 700 A/B. Data Required: (1) Midcoast Master Data List 23-334G008, Revision B, dated December 29, 2004; (2) FAA Approved Midcoast Airplane Flight Manual Supplement Report Number 23-334M006, Revision NC, dated December 29, 2004, or later FAA Approved Revisions to (1) or (2). Snapshot dated June 30, 2026.

FAA-listed holder
Midcoast Aviation Inc
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of Dual Collins ALI-80A Altimeters and a single Revue Thommen 2-inch Standby Altimeter on Hawker Siddeley HS.125 Series 700 A/B. Data Required: (1) Midcoast Master Data List 23-334G008, Revision B, dated December 29, 2004; (2) FAA Approved Midcoast Airplane Flight Manual Supplement Report Number 23-334M006, Revision NC, dated December 29, 2004, or later FAA Approved Revisions to (1) or (2).

ST01299WI-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: Raytheon Aircraft HS.125 Series 700A and Raytheon Aircraft HS.125 Series 700B. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Raytheon Aircraft HS.125 Series 700AA3EURaytheon Aircraft HS.125 Series 700BA3EU

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Raytheon Aircraft HS.125 Series 700A and Raytheon Aircraft HS.125 Series 700B model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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