# STC SH3526SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Apical Industries, Inc. dba Dart Aerospace
- Description: Installation of an INSCO rotor speed warning unit.
- Status date: August 19, 2014
- Data sheets: H3EU
- Certificate PDF: https://openairdocs.org/files/sha256/10/54/1054a07c3fe0a0ecb12b8d9d533f2cb9d1478b29995105a3ede489a3a1b283f1
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EBD00AC493B5620286257D69006A7DA0.0001
- Page: https://openairdocs.org/stc/SH3526SW

## ADs that name it

None.

## Approved models (1)

- Airbus Helicopters Deutschland GmbH BO-105S (TCDS H3EU)

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

This Certificate issued to APICAL INDUSTRIES, INC.

D/B/A DART AEROSPACE 3030 ENTERPRISE COURT, SUITE A VISTA, CALIFORNIA 92018 Part 27 of the Federal Aviation Regulations.

H3EU Messerschmitt-Bolkow-Blohm BO-105S Description of Type Design Change: Installation of a INSCO Rotor Speed Warning Unit in accordance with ERA drawing number ERA -85-10525-100, BO-105 RPM Warning Box, dated June 2, 1986, and the Installation Instructions, ERA-85-10525-101, dated June 1, 1986.

Limitations and Conditions: The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder shall give the other person written evidence of that permission.

Date of application : May 30, 1985

Date of issuance : July 22, 1986

Date reissued : 12/28/88, 5/20/05, 12/29/06, 8/19/14

(Signature) Supervisor, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office (Title)

NOTE:

**DO NOT DELETE THIS PAGE.**

**DO NOT ADD ANY DATA TO THIS PAGE.**

**THIS PAGE IS FOR PAGE NUMBERING PURPOSES, PLEASE DISCARD PRINTED COPY.**

Number

## Every issue (3)

- August 19, 2014: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/10/54/1054a07c3fe0a0ecb12b8d9d533f2cb9d1478b29995105a3ede489a3a1b283f1)
- October 29, 2006: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/d1/0e/d10eebb6ad7571ee1103a6f2bdcf2b05f5e02c0cbc9e8742460c72f53392564c)
- May 20, 2005: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/b4/6b/b46b60060c84b2e536f7e7914499019a9939a1fafc01e4996a59e0c0d50d0ad0)

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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.