# STC SR02867AT

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: TECH-TOOL PLASTICS INC, United States
- Description: Installation of windows
- Applied: October 10, 2003
- Status date: November 17, 2022
- Product: Aircraft, Rotorcraft
- Certification basis: Part 29
- Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU)
- Certificate PDF: https://openairdocs.org/files/sha256/74/d1/74d1ed49ee49f9d579e2cde0747cdf742db18090f51830d3757bfc23f26f8beb
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187954657820221129175728.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR02867AT

## ADs that name it (0)

None.

## Approved models (9)

- Airbus Helicopters Deutschland GmbH MBB-BK 117 A-1 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 A-3 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 A-4 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 B-1 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 B-2 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 C-1 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 C-2 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 D-2 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 D-3 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))

## 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.

SR02867AT

TECH-TOOL PLASTICS, INC 3315 Kensington Ave Richmond, VA 23221 29 Federal Aviation Regulations H13EU Airbus Helicopters Deutschland Gmbh MBB-BK 117: A-1, A-3, A-4, B-1, B-2, C-1, C-2, D-2, D-3.

1. Installation of windows in accordance with Tech-Tool Plastics, Inc., Master Drawing List No.

BK117-1000-100, Revision G, dated August 12, 2022, or later FAA-approved revision.

See continuation sheet 3 through end.

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

See continuation sheet 3 through end.

October 10, 2003 May 08, 2008 May 26, 2004 Nov 17, 2022 for Timothy J. Hadsall Manager, New York ACO Branch Compliance & Airworthiness Division Aircraft Certification Service 3

SR02867AT 3

SR02867AT Effective Date: 11/22/2022

Description of Type Design Change (continued):

2. ICA. There are no new Instructions for Continued Airworthiness, continue use of the OEM maintenance manual. There are no airworthiness limitations.

3. RFMS. There is no change to the Rotorcraft Flight Manual.

Limitations and Conditions (continued)

2. 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.

Certification Basis:

1. Based on 14 CFR §§ 21.101 and 21.115, and the FAA policy for non-significant changes in FAA Order 8110.48, the certification basis for Airbus Helicopters Deutschschland Gmbh MBB-BK117 models A-1, A-3, A-4, B-1, B-2, C-1, C-2, D-2, and D-3 for this design change modification is listed below.

a. The type certification basis for this aircraft is shown on Type Certificate Data Sheet (TCDS) H13EU for parts not altered nor affected by the design change.

b. The certification basis for parts altered or affected by the design change since the reference date of project application, April 13, 2022, is based upon 14 CFR Part 29 as shown on TCDS H13EU with the following exceptions:

i. Exemptions from 14 CFR part 29: None ii. Equivalent level of safety finding: None iii. Special Conditions: None iv. Additional Design Requirements (ADR) or Optional Design Regulations (ODR): None

-- END-- 3

## Every issue (2)

- November 17, 2022: Amended, Current. [certificate](https://openairdocs.org/files/sha256/74/d1/74d1ed49ee49f9d579e2cde0747cdf742db18090f51830d3757bfc23f26f8beb)
- April 1, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/96/79/9679f334a860497a763e18f8ba3171b3b5e9e5397aa810e58401b6bb20bbdf1a)

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