# STC SR01671SE - Type: Supplemental type certificate - Status: Current, Amended - Holder: Heli-Trade Corp., United States - Description: Installation of a Communications System Upgrade. - Applied: December 7, 2004 - Status date: May 18, 2006 - 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/c9/5a/c95ab8a7182e7f6309b54df6e1e7a66cc2d00637a79146a17c3ce92ddc6588ee - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4688569ADB1A29FD8625717300578EFF.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SR01671SE ## ADs that name it (0) None. ## Approved models (3) - Bell Helicopter Textron 205A ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) - Bell Helicopter Textron 205A-1 ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) - Bell Helicopter Textron 205B ([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. United States of America Department of Transportation_Federal Aviation Administration Supplemental Type Certificate Number SR01671SE This certificate, issued to Heli-Trade Corporation. 90451 Boeing Drive Eugene, OR 97402 Par t 29 of the Federal Aviation Regulations. Original Product⎯Type Certificate Number: H1SW, Revision 22 Make: Bell Model: 205 Series Description of the Type Design Change: Installation of a Communications System Upgrade per HELI-TRADE Corporation Master Drawing List (MDL) HT205-15-MDL, Revision “0”, dated January 23, 2006, or later FAA approved revision. This modification must be maintained in accordance with the HELI-TRADE Corporation Instructions for Continued Airworthiness, Document HT205-15.1-ICA revision “Original”, dated March 20, 2006, or later FAA accepted revisions. Rotorcraft modified in accordance with this STC must be operated with an FAA approved copy of the Rotorcraft Flight Manual Supplement (RFMS), Heli-Trade Document HT205-15.2-RFMS, dated May 11, 2006, or later FAA approved revision. Limitations and Conditions: Approval of this change in type design applies to the above model rotorcraft only. This approval should not be extended to rotorcraft of these models 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 aircraft. A copy of this certificate, the Instructions for Continued Airworthiness, and the RFMS shall be maintained as part of the permanent records for the modified aircraft. 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: December 7, 2004 Date reissued: Date of issuance: May 11, 2006 Date amended: May 18, 2006 (Signature) raft Certification Office Acting Manager, Seattle Airc (Title) ## Every issue (2) - May 18, 2006: Amended, Current. [certificate](https://openairdocs.org/files/sha256/c9/5a/c95ab8a7182e7f6309b54df6e1e7a66cc2d00637a79146a17c3ce92ddc6588ee) - May 11, 2006: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/e7/fd/e7fd7f8d95b3c980003031f0755a3ae3d49d661d2fc1b655729aa29075e37230) --- 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.