# STC SH306NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Honeywell International Inc, United States
- Description: Installation of a Sperry one or two-pilot IFR/VFR avionics.
- Applied: December 10, 1980
- Status date: March 20, 2020
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 29
- Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW)
- Certificate PDF: https://openairdocs.org/files/sha256/fc/0d/fc0dffda08ae5fc7bccb6a3a457bac9059f8c9c3032e4d4344e2a553f74eddd4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/970929D8801777DD86258615006AFCFE.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH306NM

## ADs that name it (0)

None.

## Approved models (1)

- Bell Helicopter Textron 212 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))

## 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.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 1 of 2 FAA Form 8110-2 (5/14)

Number: SH306NM This certificate issued to: Honeywell International Inc.

21111N 19th Ave Phoenix, Arizona 85027 Part 29of the Federal Aviation Regulations.

Original Product – Type Certificate Number: Make: Bell Helicopter Textron Model: 212 H4SW

Installation of a Sperry one- or two-pilot IFR/VFR avionics in accordance with FAA approved Sperry Engineering Bulletin No.

EB7005216, Revision "A" dated August 31, 1982, or later FAA approved revision.

other rotorcraft of these models on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will not introduce any adverse effect upon the airworthiness of the rotorcraft. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of Application: December 10, 1980 October 31, 1985; April 8, 1987;

Date Reissued: February 10, 2009; March 20, 2020

Date of Issuance: September 3, 1982 Date Amended:

Signature

Title Richard B. Sleigh ODA Administrator, ODA-602216-NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 2 of 2 FAA Form 8110-2 (5/14)

To (Name and address of transferee)

From (Name and address of grantor)

## Every issue (3)

- March 20, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/fc/0d/fc0dffda08ae5fc7bccb6a3a457bac9059f8c9c3032e4d4344e2a553f74eddd4)
- February 10, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/01/db/01db7e899ce9c517d47caa03651c34ad1bed4091493273682f367a784cc74992)
- February 9, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/01/db/01db7e899ce9c517d47caa03651c34ad1bed4091493273682f367a784cc74992)

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