# STC SH507GL

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Helicopters, Inc
- Description: Installation of modified tail rotor gearbox using original installation hardware and components.
- Status date: February 20, 1981
- Data sheets: 2H3, 2H3, 2H3, 2H3, 2H3, 2H3, 2H3, 2H3, 2H3, 2H3, 2H3
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B00446C7341B2B8D85256CC2005C32C6.0001
- Page: https://openairdocs.org/stc/SH507GL

## ADs that name it

None.

## Approved models (11)

- Bell Helicopter Textron 47G-2A (TCDS 2H3)
- Bell Helicopter Textron 47G-2A-1 (TCDS 2H3)
- Bell Helicopter Textron 47G-3 (OH-13H) (TCDS 2H3)
- Bell Helicopter Textron 47G-3B (TCDS 2H3)
- Bell Helicopter Textron 47G-3B-1 (TH-13T) (TCDS 2H3)
- Bell Helicopter Textron 47G-3B-2 (TCDS 2H3)
- Bell Helicopter Textron 47G-3B-2A (TCDS 2H3)
- Bell Helicopter Textron 47G-4 (TCDS 2H3)
- Bell Helicopter Textron 47G-4A (TCDS 2H3)
- Bell Helicopter Textron 47G-5 (TCDS 2H3)
- Bell Helicopter Textron 47G-5A (TCDS 2H3)

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