# STC SA2850SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Williams Robert, United States
- Description: Installation of leading edge cuffs, stall fences, aileron seals, wing tips.
- Applied: February 4, 1978
- Status date: June 6, 1980
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A19](https://openairdocs.org/tcds/3A19)
- Certificate PDF: https://openairdocs.org/files/sha256/23/6a/236a4ec829220b30667c85a4223bffaa465448e80172b19fea6db2fbd036fcc0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/22D6A90CBDD54D2685256CC20008CA05.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2850SW

## ADs that name it (0)

None.

## Approved models (16)

- The Cessna Aircraft Company 150 ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150A ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150B ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150C ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150D ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150E ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150F ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150G ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150H ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150J ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150K ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150L ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 150M ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company A150K ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company A150L ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company A150M ([TCDS 3A19](https://openairdocs.org/tcds/3A19))

## What the certificate says

The certificate has no text we could read; open the PDF to read it.

## Every issue (1)

- June 6, 1980: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/23/6a/236a4ec829220b30667c85a4223bffaa465448e80172b19fea6db2fbd036fcc0)

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