# STC SH149WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Onboard Systems
- Description: Installation of Chadwick electronic weighing system C47.
- Status date: April 28, 1987
- Data sheets: H1SW, H1SW, H1SW
- Certificate PDF: https://openairdocs.org/files/sha256/82/ee/82eed001e2c0244df444534de0ee9b1b9cd8ccf4a99d425b00744d75d6c564b0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/96BA03F85EF96E89862579EB0055B050.0001
- Page: https://openairdocs.org/stc/SH149WE

## ADs that name it

- [AD 78-21-02](https://openairdocs.org/ad/78-21-02): External Load Link Assembly · Chadwick electronic weighing system C47 (Onboard Systems STC SH149WE or SH17NW). Effective Oct 12, 1978. Named in the applicability

## Approved models (3)

- Bell Helicopter Textron Inc. 204B (TCDS H1SW)
- Bell Helicopter Textron Inc. 205A (TCDS H1SW)
- Bell Helicopter Textron Inc. 205A-1 (TCDS H1SW)

## What the certificate says

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

## Every issue (1)

- April 28, 1987: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/82/ee/82eed001e2c0244df444534de0ee9b1b9cd8ccf4a99d425b00744d75d6c564b0)

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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.