# STC SR01470SE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: BLR Aerospace LLC., United States
- Description: Fabrication and Installation of  Fast Fin System.
- Applied: May 27, 2003
- Status date: August 23, 2018
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS R00007DE](https://openairdocs.org/tcds/R00007DE), [TCDS H11SW](https://openairdocs.org/tcds/H11SW), [TCDS H15NM](https://openairdocs.org/tcds/H15NM), [TCDS R00004RC](https://openairdocs.org/tcds/R00004RC), [TCDS R00005SE](https://openairdocs.org/tcds/R00005SE), [TCDS H7SO](https://openairdocs.org/tcds/H7SO), [TCDS H3SO](https://openairdocs.org/tcds/H3SO), [TCDS H12NM](https://openairdocs.org/tcds/H12NM), [TCDS H13WE](https://openairdocs.org/tcds/H13WE), [TCDS H6SO](https://openairdocs.org/tcds/H6SO), [TCDS H7NE](https://openairdocs.org/tcds/H7NE), [TCDS R00010SE](https://openairdocs.org/tcds/R00010SE)
- Certificate PDF: https://openairdocs.org/files/sha256/c0/8a/c08a941c9900d8f6d4e2f63dca3882886003d89203f23221d98d4af2ce33c189
- Approved model list and other attachments: [SR01470SE_AML.pdf](https://openairdocs.org/files/sha256/f9/a3/f9a38e0ae5ab2e5178b6e010848584bc394f034f431a8f858bfaab53e5870087)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6C283B595856AA79862582F70064263B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR01470SE

## ADs that name it (1)

- [AD 2021-15-14](https://openairdocs.org/ad/2021-15-14): Rotorcraft Tail Boom · California Department of Forestry UH-1H, UH-1F, TH-1L and 39 more. Effective Aug 30, 2021. Cited in the text

## Approved models (15)

- AST Inc. UH-1F ([TCDS H11SW](https://openairdocs.org/tcds/H11SW))
- Arrow Falcon Exporters Inc. UH-1H ([TCDS R00007DE](https://openairdocs.org/tcds/R00007DE))
- Hagglund Helicopters LLC UH-1H ([TCDS H15NM](https://openairdocs.org/tcds/H15NM))
- JJASPP Engineering Services LLC UH-1H ([TCDS R00004RC](https://openairdocs.org/tcds/R00004RC))
- Northwest Rotorcraft LLC UH-1H ([TCDS R00005SE](https://openairdocs.org/tcds/R00005SE))
- OAS Parts LLC UH-1H ([TCDS H7SO](https://openairdocs.org/tcds/H7SO))
- Richards Heavylift Helo Inc. UH-1H ([TCDS H3SO](https://openairdocs.org/tcds/H3SO))
- Rotorcraft Development Corporation TH-1F ([TCDS H12NM](https://openairdocs.org/tcds/H12NM))
- Rotorcraft Development Corporation UH-1F ([TCDS H12NM](https://openairdocs.org/tcds/H12NM))
- Rotorcraft Development Corporation UH-1H ([TCDS H13WE](https://openairdocs.org/tcds/H13WE))
- Rotorcraft Development Corporation UH-1P ([TCDS H12NM](https://openairdocs.org/tcds/H12NM))
- Southwest Florida Aviation International UH-1H ([TCDS H6SO](https://openairdocs.org/tcds/H6SO))
- Tamarack Helicopters Inc. TH-1F ([TCDS H7NE](https://openairdocs.org/tcds/H7NE))
- Tamarack Helicopters Inc. UH-1F ([TCDS H7NE](https://openairdocs.org/tcds/H7NE))
- Tamarack Helicopters Inc. UH-1H ([TCDS R00010SE](https://openairdocs.org/tcds/R00010SE))

## 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.

Un ited S tates of Am erica Department of Transportation - Federal Aviation Administration Supplemental Type Certificate

Number SR01470SE This certificate, issued to BLR Aerospace, LLC 11002 29th Ave. West Everett, WA 98204

Part * of the * Regulations.

Original ProductType Certificate Number: * See attached Federal Aviation Administration (FAA) Make: Approved Model List (AML) SR01470SE for approved Model: rotorcraft models and applicable airworthiness regulations.

Description of the Type Design Change: Fabrication FastFin System in accordance with Master Drawing List No. 205-MDL-000, Revision C, dated January 28, 2005, or later Federal Aviation Administration (FAA) -approved revision; and installation of the FastFin System in accordance with Installation Manual Number 205 -IM-1001, Revision B, dated January 20, 2005, or later FAA-approved revisions.

Limitations and Conditions: Approval of this change in type design applies to the rotorcraft models specified on Approved Model List (AML) Number SR01470SE only, that are equipped with Dual Tailboom Strakes (STC) SR00929SE) in conjunction with one of the vertical fin spar modification specified on the AML. This approval should not be extended to other rotorcraft of these models on which other previously approved modifications are incorporated unless it is determined by the installer, that the relationship between this change and any other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that rotorcraft. Rotorcraft modified by this STC must be operated in accordance with a FAA-approved copy of one of the Operator’s Manual Supplements (OMS) listed on the AML, or later FAA -approved revisions.

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 6, 2003 Date reissued: November 23, 2009; August 23, 2018 Date of issuance: October 8, 2004 Date amended November 1, 2005

FAA FORM 8110-2 (5/14) PAGE 1 OF 2 PAGES By direction of the Administrator

(Signature)

Manager, Seattle ACO Branch (Title)

### SR01470SE_AML.pdf

FAA APPROVED MODEL LIST (AML) SR01470SE FOR BLR AEROSPACE, LLC FASTFIN® SYSTEM ISSUE DATE: October 8, 2004 Page 1 of 3

**ITEM ROTORCRAFT MAKE**

**ROTORCRAFT MODEL**

**ORIGINAL TC NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**FAA APPROVED ROTORCRAFT**

**FLIGHT MANUAL SUPPLEMENT**

**FAA APPROVED MASTER**

DRAWING LIST AML REV DATE Document Revision* Document Revision*

1. Rotorcraft Development Corp.

UH-1H** Equipped with a standard tailboom and vertical tail system H13WE FAR 21.25(a)(2) effective 2/1/65 RFMS-BH205-61 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124 Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

2. Hagglund Helicopters, LLC UH-1H** H15NM FAR 21.25(a)(2) effective 2/1/65 Including Amendments 21-1 thru 21-42 dated 1/6/75 RFMS-BH205-61,6 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124 Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131,6 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

3. Overseas Aircraft Support Inc.

UH-1H** H7SO FAR 21.25(a)(2) effective 2/8/82 Including Amendments 21-1 thru 21-56 dated 2/8/82 RFMS-BH205-61,6 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124 Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131,6 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

4. Richards Heavylift Helo, Inc.

UH-1H** H3SO FAR 21.25(a)(2) effective 2/1/65 Including Amendments 21-1 thru 21-71 RFMS-BH205-61 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124

Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

FAA APPROVED MODEL LIST (AML) SR01470SE FOR BLR AEROSPACE, LLC FASTFIN® SYSTEM ISSUE DATE: October 8, 2004 Page 2 of 3

**ITEM ROTORCRAFT MAKE**

**ROTORCRAFT MODEL**

**ORIGINAL TC NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**FAA APPROVED ROTORCRAFT**

**FLIGHT MANUAL SUPPLEMENT**

**FAA APPROVED MASTER**

DRAWING LIST AML REV DATE Document Revision* Document Revision*

5. Arrow Falcon Exporters, Inc.

UH-1H** R00007DE FAR 21.25(a)(2) effective 2/1/65 Including Amendments 21-1 thru 21-42 RFMS-BH205-61 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124 Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

6. Northwest Rotorcraft, LLC.

UH-1H** R00005SE FAR 21.25(a)(2) effective 2/1/65 Including Amendments 21-1 thru 21-42 RFMS-BH205-61 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124 Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

7. Tamarack Helicopters, Inc.

UH-1F***

TH-1F*** H7NE FAR 21.25(a)(2) effective 2/1/65 RFMS-BH205-61 RFMS-BH205-115 Rev A 11/1/05 Rev A 3/14/08 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-165 Rev IR 6/30/14 Rev IR 6/30/14

8. AST, Inc. UH-1F*** H11SW FAR 21.25(a)(2) effective 2/1/65 RFMS-BH205-61 RFMS-BH205-115 Rev A 11/1/05 Rev A 3/14/08 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-165 Rev IR 6/30/14 Rev IR 6/30/14

9. Rotorcraft Development Corp.

UH-1F*** UH-1P*** TH-1F***

H12NM FAR 21.25(a)(2) effective 2/1/65 RFMS-BH205-61 RFMS-BH205-115 Rev A 11/1/05 Rev A 3/14/08 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-165 Rev IR 6/30/14 Rev IR 6/30/14

10. Tamarack Helicopters, Inc.

UH-1H** R00010SE FAR 21.25(a)(2) effective 2/1/65 RFMS-BH205-61 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124 Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

FAA APPROVED MODEL LIST (AML) SR01470SE FOR BLR AEROSPACE, LLC FASTFIN® SYSTEM ISSUE DATE: October 8, 2004 Page 3 of 3

**ITEM ROTORCRAFT MAKE**

**ROTORCRAFT MODEL**

**ORIGINAL TC NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**FAA APPROVED ROTORCRAFT**

**FLIGHT MANUAL SUPPLEMENT**

**FAA APPROVED MASTER**

DRAWING LIST AML REV DATE Document Revision* Document Revision*

11. Southwest Florida Aircraft UH-1H** H6SO FAR 21.25(a)(2) effective 2/1/65 Including Amendments 21-1 thru 21-42 RFMS-BH205-61 RFMS-BH205-72 RFMS-BH205-83 RFMS-BH205-124 Rev A 11/1/05 Rev IR 10/8/04 Rev IR 10/8/04 Rev IR 4/19/10 205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131 RFMS-BH205-142 RFMS-BH205-153 RFMS-BH205-174 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14 Rev IR 6/30/14

12. JJASPP Engineering Services, LLC UH-1H R00004RC FAR 21.25(a)(2) effective 2/1/65 Including Amendments 21-1 thru 21-42 RFMS-BH205-61 Rev A 11/1/05

205-MDL-000 Rev G 03/04/14 7/28/14 RFMS-BH205-131

Rev IR 6/30/14 * Or later FAA-Approved revision ** with STC SR00929SE Installed and one of the following STCs installed: SR09257RC (Global Spar, LLC), SR00767SE (Helipro) or SR09176RC (Rotorcraft Development Corp.)

*** with STC SR00929SE Installed and one of the following STCs installed: SR09257RC (Global Spar, LLC), SR00767SE (Helipro) or SR09222RC (Rotorcraft Development Corp.)

FAA Approved:

Manager, Seattle Aircraft Certification Office AMENDED: 5/12/05; 11/1/05; 5/16/07; 12/14/09; 5/18/10; 11/16/12; 7/28/14 REISSUED:

Notes:

1. No Performance Change RFMS

2. For UH-1H aircraft equipped with Lycoming T53-L-13B Engine

3. For UH-1H aircraft equipped with Lycoming T53-L-703 Engine

4. For UH-1H aircraft equipped with Lycoming T53-L-13B Engine and metal main rotor blades

5. For UH-1F aircraft equipped with Lycoming T53-L-13B Engine and metal main rotor blades

6. For UH-1H aircraft, TC H15NM Rev.3 or H7SO Rev. 8 only, modified by Vector Aerospace Helicopter Services USA Inc., STC SR00267SE

## Every issue (9)

- August 23, 2018: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/c0/8a/c08a941c9900d8f6d4e2f63dca3882886003d89203f23221d98d4af2ce33c189), [SR01470SE_AML.pdf](https://openairdocs.org/files/sha256/f9/a3/f9a38e0ae5ab2e5178b6e010848584bc394f034f431a8f858bfaab53e5870087)
- July 28, 2014: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/9b/79/9b79d1c31d5249eca17637f147de74e2470b641425dcb8f55f11008a5a14e4ab), [SR01470SE_AML.pdf](https://openairdocs.org/files/sha256/f9/a3/f9a38e0ae5ab2e5178b6e010848584bc394f034f431a8f858bfaab53e5870087)
- March 21, 2014: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/9b/79/9b79d1c31d5249eca17637f147de74e2470b641425dcb8f55f11008a5a14e4ab), [AML_SR01470SE.pdf](https://openairdocs.org/files/sha256/87/b4/87b42aca84977faea5deb5d461dc3c3559db8f644c69329b3dfe323e4be36ceb)
- July 25, 2013: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/9b/79/9b79d1c31d5249eca17637f147de74e2470b641425dcb8f55f11008a5a14e4ab), [AML SR01470SE.pdf](https://openairdocs.org/files/sha256/25/df/25df2e2c2d5150d4c4deaec8c8c4988536419639f4dcae40bedb1c2cb474e0b8)
- November 16, 2012: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/9b/79/9b79d1c31d5249eca17637f147de74e2470b641425dcb8f55f11008a5a14e4ab), [AML SR01470SE.pdf](https://openairdocs.org/files/sha256/b5/f8/b5f82cce5ef0ef808fa8a893ad43a20c9d731919da3934f63e7e436f8c3bd125)
- December 14, 2009: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/9b/79/9b79d1c31d5249eca17637f147de74e2470b641425dcb8f55f11008a5a14e4ab), [AML SR01470SE.pdf](https://openairdocs.org/files/sha256/e4/80/e480804e01211287afc4f781400d7ebfe1167deee1bd20222e1b0bb3ea2dc9d6)
- November 23, 2009: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/9b/79/9b79d1c31d5249eca17637f147de74e2470b641425dcb8f55f11008a5a14e4ab), [SR01470SEAML .pdf](https://openairdocs.org/files/sha256/72/d3/72d3d1dc830d842259bfefbcabc9b82bd8e5efb38fbfaf7b0a6c01491e232b64)
- November 1, 2005: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/63/8f/638f3fdd8071b341d8c0f462b9089bcb8132d3e2cb9cee7a92db3330cd948692), [SR01470SE_AML.pdf](https://openairdocs.org/files/sha256/bf/74/bf742d94df93734823d51f5e7965350662466cf06c5bf4787393b858f3bbfafb)
- October 8, 2004: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/23/85/2385b7dc5aa023ba121589df6ecf474aaaadf5939d850e2d5bf4d42b6006bb7b), [SR01470SEAML.pdf](https://openairdocs.org/files/sha256/99/c5/99c5ff81c1d01768996e6fa29fb9f0d19ac0dad9d5bd1ae81ba082096cd7e827)

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