# STC SP00659SE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: SMR Technologies, United States
- Description: Installation of SMR electrothermal propeller deicer P/N SMR6885 as a replacement for Safeway electrothermal propeller deicer P/N Safeway 6885.
- Status date: March 15, 2002
- Product: Propeller
- Certification basis: Part 21
- Data sheets: [TCDS P61GL](https://openairdocs.org/tcds/P61GL)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C63B1700F5A7C09985256CC2006223ED.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SP00659SE

## ADs that name it (0)

None.

## Approved models (2)

- Dowty Rotol Ltd. R.321 ([TCDS P61GL](https://openairdocs.org/tcds/P61GL))
- Dowty Rotol Ltd. R.324 ([TCDS P61GL](https://openairdocs.org/tcds/P61GL))

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