# STC SA135EA

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Rosemount Engineering Co, United States
- Description: Installation of engine exhaust combustion monitor.
- Status date: February 14, 1972
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A10](https://openairdocs.org/tcds/3A10), [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS 3A13](https://openairdocs.org/tcds/3A13), [TCDS 3A21](https://openairdocs.org/tcds/3A21), [TCDS 3A24](https://openairdocs.org/tcds/3A24), [TCDS 5A6](https://openairdocs.org/tcds/5A6), [TCDS 2A3](https://openairdocs.org/tcds/2A3), [TCDS 1A10](https://openairdocs.org/tcds/1A10), [TCDS 1A15](https://openairdocs.org/tcds/1A15), [TCDS 2A13](https://openairdocs.org/tcds/2A13), [TCDS A1EA](https://openairdocs.org/tcds/A1EA), [TCDS 3A15](https://openairdocs.org/tcds/3A15), [TCDS 3A16](https://openairdocs.org/tcds/3A16), [TCDS 3A20](https://openairdocs.org/tcds/3A20), [TCDS A-765](https://openairdocs.org/tcds/A-765), [TCDS A-777](https://openairdocs.org/tcds/A-777), [TCDS A1CE](https://openairdocs.org/tcds/A1CE), [TCDS 2A4](https://openairdocs.org/tcds/2A4), [TCDS 6A1](https://openairdocs.org/tcds/6A1)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/18E4E53EB90F40ED85256CC100820F88.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA135EA

## ADs that name it (0)

None.

## Approved models (91, first 50)

- Mooney Aircraft Corporation M20 ([TCDS 2A3](https://openairdocs.org/tcds/2A3))
- Mooney Aircraft Corporation M20A ([TCDS 2A3](https://openairdocs.org/tcds/2A3))
- Mooney Aircraft Corporation M20B ([TCDS 2A3](https://openairdocs.org/tcds/2A3))
- Mooney Aircraft Corporation M20C ([TCDS 2A3](https://openairdocs.org/tcds/2A3))
- Mooney Aircraft Corporation M20D ([TCDS 2A3](https://openairdocs.org/tcds/2A3))
- Raytheon Aircraft Company 23 ([TCDS A1CE](https://openairdocs.org/tcds/A1CE))
- Raytheon Aircraft Company 35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company 35-33 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company 35-A33 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company 35-B33 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company 65 (L-23F) ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company 65-80 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company 95 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Raytheon Aircraft Company 95-55 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Raytheon Aircraft Company 95-A55 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Raytheon Aircraft Company A23 ([TCDS A1CE](https://openairdocs.org/tcds/A1CE))
- Raytheon Aircraft Company A35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company B35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company B95 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Raytheon Aircraft Company B95A ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Raytheon Aircraft Company C-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company C-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company C35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company D18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company D35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company D95A ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Raytheon Aircraft Company E18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company E18S-9700 ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company E35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company F35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company G18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company G35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company H35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company J35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company K35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company M35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company N35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company P35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company S35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))
- Raytheon Aircraft Company TC-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company TC-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company UC-45J (SNB-5) ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- The Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172A ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172B ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172C ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172D ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 180A ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 180B ([TCDS 5A6](https://openairdocs.org/tcds/5A6))

All 91: https://openairdocs.org/stc/SA135EA/models.md

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