# STC SA533NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Smith Robert, Canada
- Description: Installation of aileron trim.
- Status date: October 19, 1977
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A1EA](https://openairdocs.org/tcds/A1EA)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/736FC5FB5C1583A285256CC20012287D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA533NW

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-30 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))

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