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Other aircraft modifications

STC SR03371CH

FAA DRS lists SR03371CH as Current · Issued, held by National Aircraft Service Inc, for Bell Helicopter Textron 204B, Bell Helicopter Textron 205A-1, and Bell Helicopter Textron 205A, and 9 more aircraft configurations. Recorded change: Installation of NASI Supplemental Air Conditioning Module. Snapshot dated June 30, 2026.

FAA-listed holder
National Aircraft Service Inc
Aircraft configurations
12
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of NASI Supplemental Air Conditioning Module.

SR03371CH 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: Bell Helicopter Textron 204B, Bell Helicopter Textron 205A-1, and Bell Helicopter Textron 205A, and 9 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bell Helicopter Textron 204BH1SWBell Helicopter Textron 205A-1H1SWBell Helicopter Textron 205AH1SWBell Helicopter Textron 205BH1SWBell Helicopter Textron 210H1SWBell Helicopter Textron 212H4SWBell Helicopter Textron 214B-1H6SWBell Helicopter Textron 214BH6SWBell Helicopter Textron 214STH10SWBell Helicopter Textron 412H4SWBell Helicopter Textron 412CFH4SWBell Helicopter Textron 412EPH4SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bell Helicopter Textron 204B and Bell Helicopter Textron 205A-1, and 10 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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