# STC SR12177IB

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Delastek Inc., Canada
- Description: Installation of Floor Protector
- Applied: August 12, 2025
- Status date: September 16, 2025
- Product: Aircraft, Rotorcraft
- Certification basis: Part 27
- Foreign approvals: TCCA SH06-14 @ Issue #5 07/11/2025
- Data sheets: [TCDS H10WE](https://openairdocs.org/tcds/H10WE), [TCDS H11NM](https://openairdocs.org/tcds/H11NM)
- Certificate PDF: https://openairdocs.org/files/sha256/e9/32/e932558f55474c3866f58af2a688446f3fa0b1df39fd845d0be22d62b3eba33a
- Approved model list and other attachments: [SR12177IB_ AML.pdf](https://openairdocs.org/files/sha256/3b/81/3b8100e2f88446994bc3a959f2bc47e6c83b8d9e7a05ac0588df9212ba9f17bc)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113144098620250916153628.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR12177IB

## ADs that name it (0)

None.

## Approved models (6)

- Robinson Helicopter Company R22 ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Robinson Helicopter Company R22 ALPHA ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Robinson Helicopter Company R22 BETA ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Robinson Helicopter Company R22 MARINER ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Robinson Helicopter Company R44 ([TCDS H11NM](https://openairdocs.org/tcds/H11NM))
- Robinson Helicopter Company R44 II ([TCDS H11NM](https://openairdocs.org/tcds/H11NM))

## 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.

2699, 5e Avenue, Local 14 Shawinigan, Quebec Canada G9T 2P7 Part 27 Title 14, Code of Federal Regulations *See attached FAA Approved Model List (AML) No. SR12177IB for a list of approved models and applicable airworthiness regulations.

*See attached FAA AML No. SR12177IB *See attached FAA AML No. SR12177IB

1. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

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

3. This STC is applicable to all serial numbers for the Make and Models as shown on the attached FAA AML No.

SR12177IB.

(See continuation sheet 3) 08/12/2025 09/16/2025 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3

1. The Installation of Floor Protector must be performed in accordance with Delastek Master Document List as shown on the attached FAA AML No. SR12177IB.

2. The Installation of Floor Protector must be installed and maintained in accordance with Delastek Installation Instructions as shown on the attached FAA AML No. SR12177IB.

4. A copy of this certificate and the FAA AML No. SR12177IB, issued September 16, 2025, must be maintained as part of the permanent records for the modified aircraft.

----------END---------- 3 3

### SR12177IB_ AML.pdf

FAA APPROVED MODEL LIST (AML) No. SR12177IB DELASTEK INC.

For Installation of Floor Protector Page 1 of 2

Issue Date: September 16, 2025

**ITEM MAKE MODEL CERT BASIS**

**TCDS REQUIRED DOCUMENTATION INITIAL**

**APPROVAL DATE**

**AMENDED**

**DATE MASTER DOCUMENT LIST**

**INSTALLATION**

**INSTRUCTIONS**

1.

Robinson Helicopter Company R22 * H10WE Rev. 18 4/ 3/2024 Installation of Floor Protector must be performed in accordance with Delastek Master Document List DK-582-MDL-001 Revision 6, dated February 19, 2025 or later Transport Canada Civil Aviation (TCCA) approved revisions.

Installation of Floor Protector must be installed and maintained in accordance with Delastek Installation Instructions DK-582-ISI-001 Revision 5, dated November 21, 2024 or later TCCA approved/accepted revisions.

9/16/2025 N/A

2. R22 Alpha

3. R22 Beta

4. R22 Mariner

5. R44 H11NM Rev. 11 1/29/2024

6. R44 II * Certification Basis Based on title 14 Code of Federal Regulations (CFR) 21.115 and 21.101, and the FAA policy for design changes that are identified as not significant in FA A Order 8110.48, the type certification basis for the modified Robinson Helicopter Company R22, R22 Alpha, R22 Beta, R22 Mariner, R44, and R44 II is as follows:

a. The typ e certification basis for the Robinson Helicopter Company R22, R22 Alpha, R22 Beta, and R22 Mariner as shown on Type Certificate Data Sheet (TCDS) H10WE and R44 and R44 II as shown on TCDS H11NM for parts not changed or not affected by the change.

(Ce rtification Basis continued on Page 2)

FAA APPROVED MODEL LIST (AML) No. SR12177IB DELASTEK INC.

For Installation of Floor Protector Page 2 of 2

I ssue Date: September 16, 2025

b. The type certification basis for the Robinson Helicopter Company R22, R22 Alpha, R22 Beta , R22 Mariner, R44, and R44 II for parts changed or affected by the change is the following regulations as amended through amendment 27-37:

14 CFR §§ 27.1, 27.2, 27.29, 27.301, 27.303, 27.305, 27.307, 27.321, 27.337, 27.561, 27.603, 27.605, 27.607, 27.609, 27.610, 27.611, 27.619, 27.621, 27.623, 27.625,

27.629, 27.685, 27.853 FAA Ap proved:

John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service

## Every issue (1)

- September 16, 2025: Issued, Current. [certificate](https://openairdocs.org/files/sha256/e9/32/e932558f55474c3866f58af2a688446f3fa0b1df39fd845d0be22d62b3eba33a), [SR12177IB_ AML.pdf](https://openairdocs.org/files/sha256/3b/81/3b8100e2f88446994bc3a959f2bc47e6c83b8d9e7a05ac0588df9212ba9f17bc)

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