# STC SH4331NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Simplex Manufacturing Company
- Description: Installing a Model 7700 Modular Electrical System.
- Status date: July 8, 1988
- Data sheets: H10SW, H1SW, H1SW, H1SW, H4SW, H6SW, H6SW
- Certificate PDF: https://openairdocs.org/files/sha256/3b/3b/3b3b3c38507a29c3fb94c6d2c25e8a8a8a09df6d8b0564bcd0454888e337cc36
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3E4D16676293F6F585256CC2005C3219.0001
- Page: https://openairdocs.org/stc/SH4331NM

## ADs that name it

None.

## Approved models (7)

- Bell Helicopter Textron 204B (TCDS H1SW)
- Bell Helicopter Textron 205A (TCDS H1SW)
- Bell Helicopter Textron 205A-1 (TCDS H1SW)
- Bell Helicopter Textron 212 (TCDS H4SW)
- Bell Helicopter Textron 214B (TCDS H6SW)
- Bell Helicopter Textron 214B-1 (TCDS H6SW)
- Bell Helicopter Textron 214ST (TCDS H10SW)

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- July 8, 1988: Issued, Current. [certificate](https://openairdocs.org/files/sha256/3b/3b/3b3b3c38507a29c3fb94c6d2c25e8a8a8a09df6d8b0564bcd0454888e337cc36), [AML SH4331NM.pdf](https://openairdocs.org/files/sha256/25/d8/25d8ffceef1b3df6bd965b36296bfb5d4281e5b84e7000c064c9f865c7399d48)

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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.