# STC SA452NW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Merlyn Products Inc., United States
- Description: Installation of auxiliary fuel tanks
- Applied: March 30, 1977
- Status date: May 10, 1988
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-766](https://openairdocs.org/tcds/A-766)
- Certificate PDF: https://openairdocs.org/files/sha256/28/fd/28fd04f3a2b9520b1948ef33b500cd14f77b6f76c1f63131a5d4494f1a3903b6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E69545ED45E6567386257A47005DD3D0.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA452NW

## ADs that name it (0)

None.

## Approved models (1)

- Swift Museum Foundation Inc. GC-1B ([TCDS A-766](https://openairdocs.org/tcds/A-766))

## What the certificate says

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

## Every issue (1)

- May 10, 1988: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/28/fd/28fd04f3a2b9520b1948ef33b500cd14f77b6f76c1f63131a5d4494f1a3903b6)

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.