# STC SH12CE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Brackett Aero Filters Inc., United States
- Description: Replace existing engine induction air filter with AC Spark Plug Filter.
- Status date: June 2, 2000
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS 2H1](https://openairdocs.org/tcds/2H1), [TCDS 2H3](https://openairdocs.org/tcds/2H3), [TCDS H-1](https://openairdocs.org/tcds/H-1), [TCDS 2H2](https://openairdocs.org/tcds/2H2), [TCDS H10WE](https://openairdocs.org/tcds/H10WE), [TCDS 4H12](https://openairdocs.org/tcds/4H12), [TCDS 4H11](https://openairdocs.org/tcds/4H11)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/291B1607CB50ECAB85256CC2005C2E55.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH12CE

## ADs that name it (0)

None.

## Approved models (17)

- Bell Helicopter Textron 47G-2 ([TCDS H-1](https://openairdocs.org/tcds/H-1))
- Bell Helicopter Textron 47G-2A ([TCDS 2H3](https://openairdocs.org/tcds/2H3))
- Bell Helicopter Textron 47G-2A-1 ([TCDS 2H3](https://openairdocs.org/tcds/2H3))
- Bell Helicopter Textron 47G-3 ([TCDS 2H3](https://openairdocs.org/tcds/2H3))
- Bell Helicopter Textron 47G-3B ([TCDS 2H3](https://openairdocs.org/tcds/2H3))
- Bell Helicopter Textron 47G-3B-1 ([TCDS 2H3](https://openairdocs.org/tcds/2H3))
- Bell Helicopter Textron 47G-3B-2 ([TCDS 2H3](https://openairdocs.org/tcds/2H3))
- Bell Helicopter Textron 47J ([TCDS 2H1](https://openairdocs.org/tcds/2H1))
- Bell Helicopter Textron 47J-2 ([TCDS 2H1](https://openairdocs.org/tcds/2H1))
- Bell Helicopter Textron 47J-2A ([TCDS 2H1](https://openairdocs.org/tcds/2H1))
- Brantly International Inc. B-2B ([TCDS 2H2](https://openairdocs.org/tcds/2H2))
- Robinson Helicopter Company R22 ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Rogerson Hiller Corporation UH-12E ([TCDS 4H11](https://openairdocs.org/tcds/4H11))
- Schweizer Aircraft Corporation 269A ([TCDS 4H12](https://openairdocs.org/tcds/4H12))
- Schweizer Aircraft Corporation 269A-1 ([TCDS 4H12](https://openairdocs.org/tcds/4H12))
- Schweizer Aircraft Corporation 269B ([TCDS 4H12](https://openairdocs.org/tcds/4H12))
- Schweizer Aircraft Corporation 269C ([TCDS 4H12](https://openairdocs.org/tcds/4H12))

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