# STC SA1328SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Butler National Corporation, United States
- Description: Installation of replacement feeder tank lower door and backing plate.
- Applied: May 12, 1981
- Status date: May 18, 1989
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A7EU](https://openairdocs.org/tcds/A7EU)
- Certificate PDF: https://openairdocs.org/files/sha256/14/b7/14b731f087d2f92b2dfe7c12b40030c720c750ce1dc4e648909f919b86b9a087
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/28A07F6D1314C90E85256CC100820EF4.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1328SO

## ADs that name it (0)

None.

## Approved models (4)

- Dassault Aviation Fan Jet Falcon ([TCDS A7EU](https://openairdocs.org/tcds/A7EU))
- Dassault Aviation Fan Jet Falcon Series D ([TCDS A7EU](https://openairdocs.org/tcds/A7EU))
- Dassault Aviation Fan Jet Falcon Series E ([TCDS A7EU](https://openairdocs.org/tcds/A7EU))
- Dassault Aviation Fan Jet Falcon Series F ([TCDS A7EU](https://openairdocs.org/tcds/A7EU))

## What the certificate says

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

## Every issue (1)

- May 18, 1989: Amended, Current. [certificate](https://openairdocs.org/files/sha256/14/b7/14b731f087d2f92b2dfe7c12b40030c720c750ce1dc4e648909f919b86b9a087)

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