# STC SR02059SE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aerometals, United States
- Description: Installation of an engine inlet barrier filter (IBF) system
- Applied: October 15, 2009
- Status date: August 26, 2016
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS H88EU](https://openairdocs.org/tcds/H88EU)
- Certificate PDF: https://openairdocs.org/files/sha256/95/d6/95d6026be092b77886519d79b117ef2d181ed28571a4251ae527a8ec0f79e34e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C4221215592423358625801E005398FF.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SR02059SE

## ADs that name it (0)

None.

## Approved models (2)

- Airbus Helicopters Deutschland GmbH EC135 P2 ([TCDS H88EU](https://openairdocs.org/tcds/H88EU))
- Airbus Helicopters Deutschland GmbH EC135 P2+ ([TCDS H88EU](https://openairdocs.org/tcds/H88EU))

## 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 SR02059SE

This certificate, issued to Aerometals 3920 Sandstone Drive El Dorado Hills, CA 95762

Part 27 of the Federal Aviation Regulations.

Original ProductType Certificate Number: H88EU Make: Eurocopter Deutschland GmbH Model: EC135 P2, P2+

Description of the Type Design Change: For model EC135 P2+, installation of an engine inlet barrier filter (IBF) system in accordance with FDC/aerofilter Master Drawing List (MDL) 1135-SERIES-MDL-5, Revision B, dated November 5, 2009, or later Federal Aviation Administration (FAA) approved revision, and FDC/aerofilter Installation Instructions 1135-SERIES-INS-5, Revision NC, dated April 10, 2010, or later FAA-approved revision.

Limitations and Conditions: For model EC135 P2+, this IBF system installation must be maintained in accordance with FDC/aerofilter Instructions for Continued Airworthiness (ICA) 1135-SERIES-ICA-5, Revision NC, dated November 5, 2009, or later FAA-accepted revision.

Approval of this change in type design applies to the above model rotorcraft only. This approval should not be extended to other rotorcraft of this model series 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 incorporated approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that rotorcraft.

Date of application: October 15, 2009 Date reissued: 7/30/10; 9/18/14; 8/26/16

Date of issuance: April 16, 2010 Date amended: May 24, 2012

(Signature)

Manager, Seattle Aircraft Certification Office (Title)

Number SR02059SE

Aerometals Issued: April 16, 2010 Reissued: 7/30/10; 9/18/14; 8/26/16 Amended: May 24, 2012

Description of the Type Design Change continued: For model EC135 P2, installation of an engine IBF system in accordance with FDC/aerofilter MDL 1135-SERIES-MDL-5, Revision F, dated March 21, 2012, or later FAA-approved revision, and FDC/aerofilter Installation Instructions 1135-SERIES-INS-5, Revision C, dated March 21, 2012, or later FAA-approved revision.

For model EC135 P2+, a copy of this certificate, and the FAA-approved Rotorcraft Flight Manual Supplement (RFMS), 1135-SERIES-RFMS-5, Revision C, dated April 16, 2010, or later FAA-approved revision, must be maintained as part of the permanent records for the modified rotorcraft.

For model EC135 P2, the IBF system installation must be maintained in accordance with FDC/aerofilter ICA 1135-SERIES-ICA-5, Revision B, dated March 21, 2012, or later FAA-accepted revision.

For model EC135 P2, a copy of this certificate, and the FAA-approved RFMS, 1135-SERIES-RFMS-5, Revision G, dated May 7, 2012, or later FAA-approved revision, must be maintained as part of the permanent records for the modified rotorcraft.

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.

Note: Model EC135 P2+ was approved on April 16, 2010, and model EC135 P2 was approved on May 24, 2012.

- END -

## Every issue (5)

- August 26, 2016: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/95/d6/95d6026be092b77886519d79b117ef2d181ed28571a4251ae527a8ec0f79e34e)
- September 18, 2014: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/0c/07/0c0726784e09ce6826b6875cb386fa7534395651208ea4e91a028aaad862cf30)
- May 24, 2012: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/ed/b0/edb084834cab9f9ab7674f9caf879368d5e1550c27174a1bb3250ac3ba7c9ae0)
- July 30, 2010: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/87/68/876879e2e4b5ecf4d8d06bc7fb58e793f4e4805d96e6bac1f3bc33db96eeb30b)
- April 16, 2010: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/f9/b3/f9b3c0f4906db5c7842b6450502eaf02d4a91e8ff2a32eb20a8defb666a2e37c)

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