# STC SA2525SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aerolease Intl Inc, United States
- Description: Installation of an Emergency Path Marking System.
- Status date: August 18, 1989
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A25](https://openairdocs.org/tcds/4A25)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6EFD0A5664431CBC85256CC200015F59.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2525SO

## ADs that name it (0)

None.

## Approved models (1)

- McDonnell Douglas Corporation DC-8-63 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))

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