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Engine and powerplant

STC SH5977NM

FAA DRS lists SH5977NM as Current · Reissued, held by Hillsboro Aviation Inc, for Bell Helicopter Textron 205A-1 and Bell Helicopter Textron 210. Recorded change: This supplemental type certificate (STC) applies to the model 205A-1 with either the T5317A or T5317B engine modified by STCs SH2394NM and SH5132NM, and the 210 helicopters (no modifications required) when operated with nine (9) or less passengers. Snapshot dated June 30, 2026.

FAA-listed holder
Hillsboro Aviation Inc
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

This supplemental type certificate (STC) applies to the model 205A-1 with either the T5317A or T5317B engine modified by STCs SH2394NM and SH5132NM, and the 210 helicopters (no modifications required) when operated with nine (9) or less passengers.

SH5977NM 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 205A-1 and Bell Helicopter Textron 210. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bell Helicopter Textron 205A-1H1SWBell Helicopter Textron 210H1SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bell Helicopter Textron 205A-1 and Bell Helicopter Textron 210 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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