# STC SR09521RC

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Helifab Inc, United States
- Description: Installation of frameless seat cushions.
- Applied: May 27, 2008
- Status date: July 1, 2008
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW)
- Certificate PDF: https://openairdocs.org/files/sha256/4f/02/4f02e00be379b59685ccd64debae5a3a22144461e316cb871a739fe38adf35b6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0B5502C6AF82F7958625748E00698FE2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR09521RC

## ADs that name it (0)

None.

## Approved models (4)

- Bell Helicopter Textron (Canada) 206B ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron (Canada) 206L-1 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron (Canada) 206L-3 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron (Canada) 206L-4 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))

## 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.

Number SR09521RC This certificate issued to

Part 6 of the Civil Air Regulations.

Description of Type Design Change: Installation of frameless seat cushions in accordance with Helifab Inc. Master Drawing List, Document No. HF-206-DL-106, Rev. A, Dated May 27, 2008, or later FAA approved revision. Rotorcraft Flight Manual Supplement, Helifab Inc. Document HF-206-FMS-002, Revision IR, dated July 1, 2008, or later FAA approved revision is required.

Limitations and Conditions: Instructions for Continued Airworthiness, Helifab Inc. Document No. HF- 206-ICA-2500, Rev. IR, Dated 5/27/2008, or later FAA accepted revision is required.

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 (See continuation sheet 3 of 3)

Helifab, Inc.

1318 Smede Hwy.

Broussard, LA 70518 H2SW Make : Bell Helicopter Textron Canada Model : 206B ; 206L-1 ; 206L-3 ; 206L-4

Date of application : May 27, 2008

Date of issuance : July 01, 2008

( Signature) Lance T. Gant, Manager Rotorcraft Certification Office Southwest Region

( Title)

**P/N ST2977RC-R PE MB ASW-170**

FAA Form 8110-2-1(10-69) Page 2 of 3

FAA Form 8110-2-1(10-69) Page 3 of 3

Number SR09521RC Date of Issuance: July 01, 2008

this certificate to alter the product, the holder shall give the other person written evidence of that permission.

## Every issue (1)

- July 1, 2008: Issued, Current. [certificate](https://openairdocs.org/files/sha256/4f/02/4f02e00be379b59685ccd64debae5a3a22144461e316cb871a739fe38adf35b6)

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