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Engine and powerplant

STC SH400NW

FAA DRS lists SH400NW as Current · Reissued, held by WSH, LLC., for Bell Textron 204B, Bell Textron 205A-1, and Bell Textron 212, and 2 more aircraft configurations. Recorded change: Installation of left hand bubble door with or without duplicate engine instruments. Snapshot dated June 30, 2026.

FAA-listed holder
WSH, LLC.
Aircraft configurations
5
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of left hand bubble door with or without duplicate engine instruments.

SH400NW 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 Textron 204B, Bell Textron 205A-1, and Bell Textron 212, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bell Textron 204BH1SWBell Textron 205A-1H1SWBell Textron 212H4SWErickson 214 Holdings 214BH6SWErickson 214 Holdings 214B-1H6SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bell Textron 204B and Bell Textron 205A-1, and 3 more aircraft configurations 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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