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Other aircraft modifications

STC ST02599AT

FAA DRS lists ST02599AT as Current · Reissued, held by Textron Aviation Inc, for Raytheon Aircraft HS.125 Series 700A and Raytheon Aircraft HS.125 Series 700B. Recorded change: Installation of an Upgraded Height Keeping Equipment that complies with Reduced Vertical Separation Minimum (RVSM) Criteria on a Raytheon Aircraft Hawker 700A and 700B aircraft per Master Drawing List MDL RAF02101 dtd 12/1/02 or later FAA approved revision. Snapshot dated June 30, 2026.

FAA-listed holder
Textron Aviation Inc
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of an Upgraded Height Keeping Equipment that complies with Reduced Vertical Separation Minimum (RVSM) Criteria on a Raytheon Aircraft Hawker 700A and 700B aircraft per Master Drawing List MDL RAF02101 dtd 12/1/02 or later FAA approved revision.

ST02599AT 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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