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Other aircraft modifications

STC ST326CH

FAA DRS lists ST326CH as Current · Reissued, held by United Technologies Corporation, Pratt & Whitney Division, for Boeing DC-9-81 (MD-81), Boeing DC-9-82 (MD-82), and Boeing DC-9-83 (MD-83), and 2 more aircraft configurations. Recorded change: Installation of Nose Cowl Anti-Icing Elbow Assembly. Snapshot dated June 30, 2026.

FAA-listed holder
United Technologies Corporation, Pratt & Whitney Division
Aircraft configurations
5
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Nose Cowl Anti-Icing Elbow Assembly.

ST326CH 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 DC-9-81 (MD-81), Boeing DC-9-82 (MD-82), and Boeing DC-9-83 (MD-83), and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 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-88A6WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing DC-9-81 (MD-81) and Boeing DC-9-82 (MD-82), and 3 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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