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Engine and powerplant

STC ST02371LA

FAA DRS lists ST02371LA as Current · Reissued, held by Nextant Aerospace, for Hawker Beechcraft 400A. Recorded change: Alteration of a Beechcraft Corporation 400A airplane, to replace Pratt & Whitney JT15D-5 series engines with Williams International FJ44-3AP engines (TCDS E3GL) with Full Authority Digital Engine Control (FADEC) and associated systems (Config. A) and (/or) the installation of Nextant Winglets (Config. B). Snapshot dated June 30, 2026.

FAA-listed holder
Nextant Aerospace
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Alteration of a Beechcraft Corporation 400A airplane, to replace Pratt & Whitney JT15D-5 series engines with Williams International FJ44-3AP engines (TCDS E3GL) with Full Authority Digital Engine Control (FADEC) and associated systems (Config. A) and (/or) the installation of Nextant Winglets (Config. B).

ST02371LA 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: Hawker Beechcraft 400A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Hawker Beechcraft 400AA16SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Hawker Beechcraft 400A model, serial range, and configuration?
  2. 02Which powerplant configuration, limits, instruments, and maintenance data 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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