# STC SR02358CH

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Donaldson Company Inc, United States
- Description: Installation of an Inlet Barrier Filter (IBF) System in accordance with Aerospace Filtration Systems, Inc. Installation- IBF System, Drawing 111001, Revision A, dated October 20, 2006, and Installation Procedures AFS-BH-210-IBF-IB, Revision B, dated October 20, 2006, or later FAA Approved revision.
- Applied: July 28, 2006
- Status date: November 21, 2017
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H1SW](https://openairdocs.org/tcds/H1SW)
- Certificate PDF: https://openairdocs.org/files/sha256/24/37/24376b9f8b2fe17be42ef4bdea9c9fd119221f35d3ea310c7594159c861c5f09
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CCF112B3688B72728625889A0022295B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR02358CH

## ADs that name it (0)

None.

## Approved models (1)

- Bell Helicopter Textron 205A-1 ([TCDS H1SW](https://openairdocs.org/tcds/H1SW))

## 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.

Donaldson Company, Inc.

17891 Chesterfield Airport Road Chesterfield, MO 63005

27 Federal Aviation See Type Certificate Data Sheet H7EU for complete certification basis.

H1SW

Bell Helicopter Textron, Inc.

205A-1, (UH-1H-* Restricted Category Type Certificate (TC)) * Refer to Applicable Restricted Category TC 212, as modified by STC SR02831NY Installation of an Inlet Barrier Filter (IBF) System in accordance with Donaldson Company, Inc. Installation - IBF System, Drawing 111001, Revision A, dated October 20, 2006, and Installation Procedures AFS -BH-210-IBF-IP, Revision B, dated October 20, 2006, or later FAA Approved revision.

1. The installer must determine whether this design change is compatible with previously approved modifications.

2 FAA Approved Rotorcraft Flight Manual Supplement, AFS-BH205-IBF-FMS, Revision A, approved on November 14, 2006, or later FAA approved revision, is required.

3. Instructions for Continued Airworthiness, AFS-BH205-IBF-ICA, Revision A, dated October 23, 2006, or later FAA Approved revision is required.

4. Installer must verify that the UH-1H model helicopter holds a Restricted Category TC approval.

5. 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.

6. Installation onto Bell 212 helicopters is limited to helicopters modified by STC SR02831NY, and must meet all limitations and conditions defined in that STC.

...End...

July 28, 2006

December 1, 2006 May 26, 2011, November 21, 2017 December 2, 2011 (Signature) Roy E. Boffo III Manager, Propulsion & Program Management Section Chicago ACO Branch

(Title)

## Every issue (3)

- November 21, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/24/37/24376b9f8b2fe17be42ef4bdea9c9fd119221f35d3ea310c7594159c861c5f09)
- December 2, 2011: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/df/d0/dfd0d9f1f5a97d0dafd74edf886f02dd490630b6d9961c5dc33f8159283d9dec)
- May 26, 2011: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/63/2e/632e967504c299c033e3611dce2985106fda852e9ca67bf3d90db70879b55e3f)

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