# STC SA318WE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Mark XII, Inc, United States
- Description: Torso tank 61900 or 64200.
- Status date: October 18, 1965
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS A-799](https://openairdocs.org/tcds/A-799)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CC7900D86334F1DC85256CC2000A9501.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA318WE

## ADs that name it (0)

None.

## Approved models (2)

- The Cessna Aircraft Company 170 ([TCDS A-799](https://openairdocs.org/tcds/A-799))
- The Cessna Aircraft Company 172 Series ([TCDS 3A12](https://openairdocs.org/tcds/3A12))

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