# STC SA1520GL

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Masten Products Inc, United States
- Description: Installation of on-board engine analyzer system.
- Status date: October 18, 1990
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A6SW](https://openairdocs.org/tcds/A6SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D45519F8C4CB992A85256CC100821288.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1520GL

## ADs that name it (0)

None.

## Approved models (1)

- Mooney Aircraft Corporation M22 ([TCDS A6SW](https://openairdocs.org/tcds/A6SW))

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