# STC SH540NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Onboard Weighing Systems
- Description: Installation of onboard weighing system.
- Status date: January 9, 1978
- Data sheets: 7H1, H1IN
- Certificate PDF: https://openairdocs.org/files/sha256/7a/24/7a24c8cd5d16dea20fe76bacd8cba928d9043faf226c6adab90b42ce78415051
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3A5BB1933824C61D85256CC2005C32FC.0001
- Page: https://openairdocs.org/stc/SH540NW

## ADs that name it

None.

## Approved models (2)

- Eurocopter France SA 318C-Alouette Astazou (TCDS 7H1)
- Eurocopter France SA.315B Alouette III (TCDS H1IN)

## What the certificate says

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

## Every issue (1)

- January 9, 1978: Issued, Current. [certificate](https://openairdocs.org/files/sha256/7a/24/7a24c8cd5d16dea20fe76bacd8cba928d9043faf226c6adab90b42ce78415051)

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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.