# STC ST00004MC

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: ATK Mission Research, United States
- Description: Installation of Special Mission Equipment including special surveillance equipment and radio communication equipment.
- Applied: February 18, 2005
- Status date: May 12, 2010
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A13NM](https://openairdocs.org/tcds/A13NM)
- Certificate PDF: https://openairdocs.org/files/sha256/e1/0b/e10b914b09683a3276f660809a1083f9712878e1150dbf2a05aa6f3c6044218a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/73BB3876964C59988625772F0079F523.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST00004MC

## ADs that name it (0)

None.

## Approved models (2)

- Bombardier Inc. DHC-8-200 Series ([TCDS A13NM](https://openairdocs.org/tcds/A13NM))
- Bombardier Inc. DHC-8-300 Series ([TCDS A13NM](https://openairdocs.org/tcds/A13NM))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (2)

- May 12, 2010: Amended, Current. [certificate](https://openairdocs.org/files/sha256/e1/0b/e10b914b09683a3276f660809a1083f9712878e1150dbf2a05aa6f3c6044218a)
- May 31, 2006: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/7d/22/7d22548ef137053e091f88f82fa8b0bfc389ae1ab326407404f5e1638e05fb7d)

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