# STC SH4515NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Power Management System Corp, United States
- Description: Installation of an engine indicator and recorder system which provides historical trending or engine performance.
- Applied: September 27, 1985
- Status date: December 27, 1988
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/894827468FFB8B0086256E9A0067E24D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH4515NM

## ADs that name it (0)

None.

## Approved models (1)

- Bell Helicopter Textron (Canada) 206B ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))

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