# STC SE318NE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Raymond Ives, United States
- Description: Installation of 'auto-vac-2' auxiliary instrument vacuum system.
- Status date: March 31, 1987
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E-295](https://openairdocs.org/tcds/E-295)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E32C112853898A1F85256CCB00601972.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SE318NE

## ADs that name it (0)

None.

## Approved models (19)

- Textron Lycoming AVCO Corporation O-540-A1A ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A1A5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A1B5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A1C5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A1D ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A1D5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A2B ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A3D5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A4A5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A4B5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A4C5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-A4D5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-B1B5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-B2B5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-B4B5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-D1A5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-E4A5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-J3C5D ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation O-540-L3C5D ([TCDS E-295](https://openairdocs.org/tcds/E-295))

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