# STC SA240WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Symbolic Displays, Inc, United States
- Description: Consolidation of STCs SA355CE and SA362CE into one STC having MASTER ELIGIBILITY LIST - amended to include improved power supply assembly and subchassis timer assembly for Twilighter MK III high intensity supplementary lighting system.
- Status date: August 16, 1971
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A10](https://openairdocs.org/tcds/3A10), [TCDS 3A25](https://openairdocs.org/tcds/3A25), [TCDS A7CE](https://openairdocs.org/tcds/A7CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/238A36B5F1914F8C85256CC200015DD8.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA240WE

## ADs that name it (0)

None.

## Approved models (23)

- The Cessna Aircraft Company 310 ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310F ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310G ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310H ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310I ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310J ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310K ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310L ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 310N ([TCDS 3A10](https://openairdocs.org/tcds/3A10))
- The Cessna Aircraft Company 320 ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 320-1 ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 320A ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 320B ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 320C ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 320D ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 320E ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 320F ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- The Cessna Aircraft Company 401 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- The Cessna Aircraft Company 402 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- The Cessna Aircraft Company 411 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- The Cessna Aircraft Company 411A ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- The Cessna Aircraft Company 421 ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))
- The Cessna Aircraft Company 421A ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))

---
From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.