# STC SR00798SE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: BLR Aerospace LLC., United States
- Description: Fabrication of BLR Aerospace (BLR) tail boom mounted strakes
- Applied: February 9, 1999
- Status date: August 23, 2018
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H1SW](https://openairdocs.org/tcds/H1SW), [TCDS H4SW](https://openairdocs.org/tcds/H4SW)
- Certificate PDF: https://openairdocs.org/files/sha256/35/ef/35ef416c3b4da0f737a9cad67395718affe7dd06cd6ae1aed5a734bc494cd292
- Approved model list and other attachments: [SR00798SEAML .pdf](https://openairdocs.org/files/sha256/b8/9f/b89f37fa64b771321cfa999bb360386fd8824e6713a7cc5156749a3d0eaf522e)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9A5D2B8F6ED29066862582F700641FCA.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SR00798SE

## ADs that name it (0)

None.

## Approved models (7)

- Bell Helicopter Textron 204B ([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))
- 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))

## 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 SR00798SE

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) SR00798SE for approved Model: rotorcraft models and applicable airworthiness regulations.

Description of the Type Design Change: Fabrication and installation of BLR Aerospace (BLR) tail boom mounted strakes in accordance with the applicable BLR master drawing list (MDL) and applicable installation manual as listed on AML SR00798SE.

Limitations and Conditions: Approval of this change in type design applies to the rotorcraft models specified on AML SR00798SE only, that are equipped with standard tail booms and empennages. 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 certificate must be operated in accordance with an FAA approved copy of the applicable BLR Rotorcraft Flight Manual Supplements (RFMS) as listed on AML SR00798SE. A copy of this certificate, AML SR00798SE, and the applicable RFMS must be maintained as part of the permanent records of the modified rotorcraft.

Date of application: February 9, 1999 Date reissued: August 23, 2018 Date of issuance: May 1, 2000 Date amended: 6/22/00; 3/15/01; 3/27/01; 6/11/01 10/26/01; 3/25/04; 7/25/13; 3/6/15

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

(Signature)

Manager, Seattle ACO Branch (Title)

### SR00798SEAML .pdf

**FAA APPROVED MODEL LIST (AML) SR00798SE FOR**

BOUNDARY LAYER RESEARCH (BLR) TAIL BOOM MOUNTED STRAKES ISSUE DATE: JUNE 22, 2000

Page 1 of 1

**ITEM ROTORCRAFT MAKE**

**ROTORCRAFT MODEL TYPE**

**CERTIFICATE NUMBER**

**CERT BASIS FOR**

**ALTERATION RFM**

**SUPPLEMENT AML**

**AMENDED DATE 1 BELL 204B 205A-1 205B**

H1SW CAR 7, dated 8/1/56, Amend 7-1 thru 7-4 RFMS-BH205-1 Rev. B 1/8/02 1/7/02 2 BELL 212, 412, 412EP and 412CF

H4SW FAR Part 29, dated 2/1/65, Amend 29-1 and 29-2 RFMS-BH205-1 Rev. B 1/8/02 6/11/01

F A A A p p r o v e d :

Acting Manager, Seattle Aircraft C e r t i f i c a t i o n O f f i c e

Amended: March 15, 2001; March 27, 2001; June 11, 2001;

October 26, 2001; January 8, 2002

## Every issue (4)

- August 23, 2018: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/35/ef/35ef416c3b4da0f737a9cad67395718affe7dd06cd6ae1aed5a734bc494cd292), [SR00798SEAML .pdf](https://openairdocs.org/files/sha256/b8/9f/b89f37fa64b771321cfa999bb360386fd8824e6713a7cc5156749a3d0eaf522e)
- July 25, 2013: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/7b/a9/7ba99935101303af8e7dd6401fb96dcc25e24d649e4ca713ffbed6720d143d5b), [SR00798SEAML .pdf](https://openairdocs.org/files/sha256/b8/9f/b89f37fa64b771321cfa999bb360386fd8824e6713a7cc5156749a3d0eaf522e)
- November 23, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/5a/36/5a36250dd8fd1a038c5e31153071378a1c15a20422305f9c1ed1bf26e00f91b2), [SR00798SEAML .pdf](https://openairdocs.org/files/sha256/b8/9f/b89f37fa64b771321cfa999bb360386fd8824e6713a7cc5156749a3d0eaf522e)
- March 25, 2004: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/fb/8a/fb8a740efe3d4ea3da95aa4a07a403cbc4c5d3672a56eaa6cd0a42012b38c9e9)

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