# STC SA00171IB - Type: Supplemental type certificate - Status: Current, Issued - Holder: Rocky Mountain Aircraft, Canada - Description: Installation of the Radar Altimeter Mounts (Structural Provisions Only) - Applied: December 13, 2023 - Status date: January 9, 2024 - Product: Aircraft, Small Airplane - Certification basis: Part 23 - Data sheets: [TCDS A9EA](https://openairdocs.org/tcds/A9EA) - Certificate PDF: https://openairdocs.org/files/sha256/a6/89/a68965dabcc20d2391183405cc58c6b793875fb20b93f32af950da70b0e564d4 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID183377895620240112145606.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA00171IB ## ADs that name it (0) None. ## Approved models (3) - Viking Air Limited DHC-6-100 ([TCDS A9EA](https://openairdocs.org/tcds/A9EA)) - Viking Air Limited DHC-6-200 ([TCDS A9EA](https://openairdocs.org/tcds/A9EA)) - Viking Air Limited DHC-6-300 ([TCDS A9EA](https://openairdocs.org/tcds/A9EA)) ## 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. IMPORT SA00171IB Rocky Mountain Aircraft 129 MacLaurin Drive; Springbank Airport Calgary, Alberta Canada T3Z 3S4 Part 23 Title 14 Code of Federal Regulations A9EA Viking Air Limited DHC-6-100, DHC-6-200, DHC-6-300 1. Installation of the Radar Altimeter Mounts (Structural Provisions Only) must be in accordance with Rocky Mountain Aircraft (RMA) Modification Instruction E110710, Revision A, dated June 29, 2023, and Transport Canada Civil Aviation (TCCA) approved June 29, 2023, or later TCCA approved revision. 2. Definition of the Type Design Change is found in RMA Engineering Data Summary E110700, dated December 13, 2023, and TCCA approved December 13, 2023, or later TCCA approved revision. 1. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission. (See continuation sheet 3) December 13, 2023 January 9, 2024 Anthony E. Gallo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3 **IMPORT SA00171IB SA00171IB 3** IMPORT SA00171IB Date of Issuance: January 9, 2024 2. The installer must determine whether this design change is compatible with previously approved modifications. 3. This STC is applicable to all serial numbers for these Make-Models-Series. 4. This approval is limited to the installation of Radar Altimeter Mounts (Structural Provisions Only). The FAA has not certified the equipment for which these provisions are intended. You must get additional FAA approval to install this equipment. The FAA must evaluate the installation to ensure it complies with the applicable airworthiness standards. Certification Basis: Based on title 14 Code of Federal Regulations (CFR) 21.115 and 21.101, and the FAA policy for design changes that are identified as not significant in FAA Order 8110.48, the type certification basis for the modified Viking Air Limited DHC-6-100, DHC-6-200, and DHC-6-300 is as follows: a. The type certification basis for the Viking Air Limited DHC-6-100, DHC-6-200, and DHC-6-300 as shown on Type Certificate Data Sheet (TCDS) A9EA for parts not changed or not affected by the change. b. The type certification basis for the Viking Air Limited DHC-6-100, DHC-6-200, and DHC-6-300 for parts changed or affected by the change is TCDS A9EA with the following exceptions: 14 CFR Part 23 including amendments 23-1 through 23-6. ----------END---------- 3 3 ## Every issue (1) - January 9, 2024: Issued, Current. [certificate](https://openairdocs.org/files/sha256/a6/89/a68965dabcc20d2391183405cc58c6b793875fb20b93f32af950da70b0e564d4) --- 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.