# STC SH5977NM - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Hillsboro Aviation Inc, United States - Description: 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 - Applied: June 15, 1992 - Status date: June 7, 2016 - Product: Aircraft, Rotorcraft - Certification basis: Part 21, Part 29 - Data sheets: [TCDS H1SW](https://openairdocs.org/tcds/H1SW) - Certificate PDF: https://openairdocs.org/files/sha256/87/5a/875a0014f1763f8855834ea323d076c13b8d7d67a8c69333a3083b57728ad2f9 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8004AD343F72EEE886257FCB0072BDE6.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SH5977NM ## ADs that name it (0) None. ## Approved models (2) - Bell Helicopter Textron Inc. 205A-1 ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) - Bell Helicopter Textron Inc. 210 ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. Number SH5977NM This certificate, issued to Hillsboro Aviation, Inc. 3845 NE 30th Avenue Hillsboro, OR 97124 Part 7 of the Civil Air Regulations and Part 29 of the Federal Aviation Regulations. Original ProductType Certificate Number: H1SW Make: Bell Model: 205A-1, 210 Description of the Type Design 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, Category B. Limitations and Conditions: Approval of this change in type design applies to the above model rotorcraft only. This approval should not be extended to other rotorcraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that rotorcraft. Installation of the alternate seating configurations in the model 210 must be accomplished per Utility Passenger Seat Installation Instructions, Report No. HT205.5.204, Original Issue, dated October 2, 2009, or later Federal Aviation Administration (FAA) approved revision. A copy of this certificate and FAA-approved Rotorcraft Flight Manual Supplement, Revision 5 dated May 1, 2007, (for the 205A-1 with T5317A engine) or RFMS, Revision 4 dated May 1, 2007, (for the 205A-1 with T5317B engine) or Model 210 RFMS original revision, dated October 21, 2009, or later FAA-approved revisions must be maintained as part of the permanent records for the modified rotorcraft. Additionally, for the model 210, a copy of the Instructions for Continued Airworthiness, Report Number HT205.5.204ICA must be maintained as permanent records for the modified rotorcraft. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission. Date of application: June 15, 1992 Date reissued: 5/21/03; 4/12/13; 6/7/16 Date of issuance: July 20, 1993 Date amended: 5/1/98; 10/23/09; 4/6/10 FAA FORM 8110-2-1 (10-69) PAGE 1 OF 2 PAGES By direction of the Administrator (Signature) Manager, Seattle Aircraft Certification Office (Title) ## Every issue (4) - June 7, 2016: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/87/5a/875a0014f1763f8855834ea323d076c13b8d7d67a8c69333a3083b57728ad2f9) - April 12, 2013: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/e6/f2/e6f294ce474215d6dedddd5fa548a359ad4cfd6da553f3fb165add27f9dbd077) - April 6, 2010: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/b3/36/b336a3dc4f3cf76aec1043c5dde598a91b6a3251ed02f3c4467acc228ea35eb5) - October 23, 2009: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/b6/f6/b6f671018bd388cdb11aaf2a75c3f51f7a851c85015265459ee67afcc3172f08) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.