# STC SA01855AT

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Kosola and Associates, United States
- Description: Installation of a class divider
- Applied: August 18, 1998
- Status date: May 7, 1999
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A2NM](https://openairdocs.org/tcds/A2NM)
- Certificate PDF: https://openairdocs.org/files/sha256/37/4a/374ad9d088a9073cd94f76805ab52522022720b508a890f36526378d5b51b913
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2484C30A8F500CE4862582F0006DE35C.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA01855AT

## ADs that name it (0)

None.

## Approved models (4)

- The Boeing Company 757-200 Series ([TCDS A2NM](https://openairdocs.org/tcds/A2NM))
- The Boeing Company 757-200CB Series ([TCDS A2NM](https://openairdocs.org/tcds/A2NM))
- The Boeing Company 757-200PF Series ([TCDS A2NM](https://openairdocs.org/tcds/A2NM))
- The Boeing Company 757-300 Series ([TCDS A2NM](https://openairdocs.org/tcds/A2NM))

## What the certificate says

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

## Every issue (1)

- May 7, 1999: Issued, Current. [certificate](https://openairdocs.org/files/sha256/37/4a/374ad9d088a9073cd94f76805ab52522022720b508a890f36526378d5b51b913)

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