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Other aircraft modifications

STC ST09974SC

FAA DRS lists ST09974SC as Current · Issued, held by Applied Aerodynamics Inc., for Boeing 717-200, Boeing DC-9-11, and Boeing DC-9-12, and 22 more aircraft configurations. Recorded change: Installation of radome. Snapshot dated June 30, 2026.

FAA-listed holder
Applied Aerodynamics Inc.
Aircraft configurations
25
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of radome.

ST09974SC 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: Boeing 717-200, Boeing DC-9-11, and Boeing DC-9-12, and 22 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 717-200A6WEBoeing DC-9-11A6WEBoeing DC-9-12A6WEBoeing DC-9-13A6WEBoeing DC-9-14A6WEBoeing DC-9-15A6WEBoeing DC-9-15FA6WEBoeing DC-9-21A6WEBoeing DC-9-31A6WEBoeing DC-9-32 (VC-9C)A6WEBoeing DC-9-32A6WEBoeing DC-9-32F (C-9A)A6WEBoeing DC-9-32F (C-9B)A6WEBoeing DC-9-32FA6WEBoeing DC-9-33FA6WEBoeing DC-9-34A6WEBoeing DC-9-34FA6WEBoeing DC-9-41A6WEBoeing DC-9-51A6WEBoeing DC-9-81 (MD-81)A6WEBoeing DC-9-82 (MD-82)A6WEBoeing DC-9-83 (MD-83)A6WEBoeing DC-9-87 (MD-87)A6WEBoeing MD-88A6WEBoeing MD-90-30A6WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 717-200 and Boeing DC-9-11, and 23 more aircraft configurations 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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