# STC SR00219BO - Type: Supplemental type certificate - Status: Current, Issued - Holder: Pratt & Whitney Engine Services Inc., United States - Description: Installation of Altair Avionics Corporation data transmission unit. - Applied: August 2, 2005 - Status date: September 29, 2005 - Product: Aircraft, Rotorcraft - Certification basis: Part 21, Part 29 - Data sheets: [TCDS H79EU](https://openairdocs.org/tcds/H79EU), [TCDS H4SW](https://openairdocs.org/tcds/H4SW), [TCDS H1NE](https://openairdocs.org/tcds/H1NE) - Certificate PDF: https://openairdocs.org/files/sha256/12/0a/120a402eaa32e51797e48ac5fde3b77511d9eee5209303347a16b05cfba7e42a - Approved model list and other attachments: [SR00219BO.pdf](https://openairdocs.org/files/sha256/f5/fa/f5fa7545583385c57999dc1c256b0098145e0f63556e86f32a00130a3c48c393) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F865F8292D22687B86257098007042D1.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SR00219BO ## ADs that name it (0) None. ## Approved models (8) - Agusta S.p.A. AB412 ([TCDS H79EU](https://openairdocs.org/tcds/H79EU)) - Agusta S.p.A. AB412 EP ([TCDS H79EU](https://openairdocs.org/tcds/H79EU)) - Bell Helicopter Textron 212 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW)) - Bell Helicopter Textron 412 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW)) - Bell Helicopter Textron 412CF ([TCDS H4SW](https://openairdocs.org/tcds/H4SW)) - Bell Helicopter Textron 412EP ([TCDS H4SW](https://openairdocs.org/tcds/H4SW)) - Sikorsky Aircraft Corporation S-76A ([TCDS H1NE](https://openairdocs.org/tcds/H1NE)) - Sikorsky Aircraft Corporation S-76C ([TCDS H1NE](https://openairdocs.org/tcds/H1NE)) ## What the certificate says This is OCR from the scanned FAA certificate. OCR can misread letters and numbers. Altair Avionics United Technologies Data Transmission Unit Part 29 Non-FADEC Approved Model List STC No. SR00219BỌ Document Number: DTU-T-225-4 STC Number: STC No. SR00219BO FAA Approved Date: SEP 2 9 2005 FAA Approved: Revision: Boston Aircraft Certification Office Total Pages: 5 Federal Aviation Administration Burlington, MA 63 Nahatan Street, Suite 300, Norwood, MA 02062, Phone 781-762-8600, Fax 781-762-2287 Altair Avionics Data Transmission Unit Part 29 Approved Model List 1 Revision History Revision Revised Description of FAA Approval Date Revisions Number Pages ALL Initial Release See Page 1 for Signature FAA Approved Date: SEP 2 9 2005 STC No. SR00219BO Altair Avionics Proprietary - 2 - Altair Avionics Data Transmission Unit Part 29 Approved Model List TABLE OF CONTENTS 1 Revision History... .2 2 Introduction ....... …4 3 Approved Model List... .5 STC No. SR00219BO Altair Avionics Proprietary - 3 - Altair Avionics Data Transmission Unit Part 29 Approved Model List 2 Introduction This document is the FAA Approved Model List for the STC No. SR00219BO for the installation of the Altair Avionics Data Transmission Unit (DTU) DTU-K-010-2 into eligible aircraft. Revisions to the AML must be coordinated through the STC holder, and requires FAA approval. IMPORTANT NOTICE This STC is only applicable to the 14CFR Part 29 rotorcraft, which are listed in this AML. FAA Approved Date: SEP 2 9 2005 STC No. SR00219BO Altair Avionics Proprietary - 4 - Altair Avionics Data Transmission Unit Part 29 Approved Model List 3 Approved Model List Aircraft Aircraft Type Certification Basis Installation Instructions for Make Model(s) Certificate Manual Continued Airworthiness Number Bell 212, 412, H4SW 14 CFR Part 29: DTU-G-010-1 DTU-G-260-1 Helicopter 412EP, 29.301, 29.303, Revision F, dated Revision F, dated 08/25/05 Textron 412CF 29.305, 29.307, 08/25/05 or later or later 29.561, 29.1301, **29.1309, 29.1353, DTU-G-010-1/D DTU-G-260-1/D** 29.1357, 29.1431, Revision A, dated Revision A, dated 09/28/05 29.1529 08/26/05 or later or later Agusta AB-412, H79EU DTU-G-010-1 DTU-G-260-1 AB-412EP Revision F, dated Revision F, dated 08/25/05 08/25/05 or later or later DTU-G-010-1/D DTU-G-260-1/D Revision A, dated Revision A, dated 09/28/05 08/26/05 or later or later Sikorsky S-76A, HINE DTU-G-010-1 DTU-G-260-1 Aircraft S-76C Revision F, dated Revision F, dated 08/25/05 Corporation 08/25/05 or later or later DTU-G-010-1/E DTU-G-260-1/E Revision A, dated Revision A, dated 09/28/05 08/26/05 or later or later FAA Approved Date: SEP 2 9 2005 STC No. SR00219BO Altair Avionics Proprietary - 5 - ### SR00219BO.pdf United States Of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate _____________________________________________________________________________________________________________________________________ Any alteration of this certificate is punishable by a fine of not exceeding $1,000, or imprisonment not exceeding 3 years, or both. _____________________________________________________________________________________________________________________________________ FAA Form 8110-2(10-68) Page 1 of 1 This certificate may be transferred in accordance with FAR 21.47. Number SR00219BO This Certificate issued to Pratt & Whitney Engine Services, Inc. 249 Vanderbilt Ave. Norwood, MA 02062 certifies that the change in the type design for the following product with the limitations and conditions therefor as specified hereon meets the airworthiness requirements of Part 29 of the Federal Aviation Regulations. Original Product Type Certificate Number : See attached FAA Approved Model List (AML), Document No. DTU-T-225- 4, Revision A, dated September 29, 2005, or later FAA-approved revision for the list of approved rotorcraft models and applicable airworthiness regulations. Make : Model : Description of Type Design Change: Installation of Pratt & Whitney Engine Services, Inc. Data Transmission Unit in accordance with instructions listed in attached AML DTU-T-225-4, Revision A, dated September 29, 2005, or later FAA-approved revision. Limitations and Conditions: 1. Instructions for Continued Airworthiness (ICA) as listed in AML DTU-T-225-4, Revision A, dated September 29, 2005, or later FAA-approved revision, shall be made available to the operator at the time of installation. 2. Compatibility of this design change with previously approved modifications must be determined by the installer. 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. This certificate and the supporting data which is the basis for approval shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration. Date of application : August 2, 2005 Date of issuance : September 29, 2005 Date reissued : October 22, 2007 Date amended : By direction of the Administrator _______________________________________________________ ( Signature) Robert G. Mann Manager Boston Aircraft Certification Office _______________________________________________________ ( Title) ## Every issue (1) - September 29, 2005: Issued, Current. [certificate](https://openairdocs.org/files/sha256/12/0a/120a402eaa32e51797e48ac5fde3b77511d9eee5209303347a16b05cfba7e42a), [SR00219BO.pdf](https://openairdocs.org/files/sha256/f5/fa/f5fa7545583385c57999dc1c256b0098145e0f63556e86f32a00130a3c48c393) --- 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.