# STC ST00218SE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Flight Structures Inc, United States
- Description: Floor structure modification for installation of provisions only for new seating installations.
- Applied: July 19, 1995
- Status date: July 26, 1995
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- Certificate PDF: https://openairdocs.org/files/sha256/6e/a7/6ea76ae51a548298501ff8e68d4cea8ba87acf729e6bd15bff545773befe4e63
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8BAD9E12F555836885256CC2006A7178.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00218SE

## ADs that name it (0)

None.

## Approved models (4)

- The Boeing Company 747-100 Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-200B Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-200C Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-200F Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

## What the certificate says

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

## Every issue (1)

- July 26, 1995: Issued, Current. [certificate](https://openairdocs.org/files/sha256/6e/a7/6ea76ae51a548298501ff8e68d4cea8ba87acf729e6bd15bff545773befe4e63)

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