STC SH1839NM

Supplemental type certificate · Hartzell Engine Technologies, LLC

Holder
Hartzell Engine Technologies, LLC · United States
Status
Current · Reissued
Status date
March 6, 2014
Applied
January 5, 1982
Product
Aircraft · Rotorcraft
Certification basis
Part 21
Data sheet
TCDS4H12

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Installation of Skytronics, Part No. 7150T-300-1 Alternators

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

Number SH1839NM

This Certificate issued to

Part 6 of the Civil Air Regulations.

(See type Certificate Data Sheet No. 4H12)

Description of Type Design Change: Installation of Skytronics, Part No. 7150T-300-1 Alternators in accordance with FAA sealed Skytronics, Inc. Master Drawing List No. 5175, revision “D” dated February 17, 1983, or later FAA approved revision.

Limitations and Conditions: The installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft. The approval of this modification applies to the above noted airplane model series only. A copy of this STC must be included in the permanent records of the modified aircraft 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.

Hartzell Engine Technologies LLC 2900 Selma Highway Montgomery, Alabama 36108 4H12

Hughes Helicopters

269A, A-1, B and C Original Product Type Certificate Number :

Date of application : January 5, 1982

Date of issuance : March 9, 1983

Date reissued : March 6, 2014

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

(Title)

Number (STC No.)

Limitations and Conditions continued

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 4

MakeModelData sheet
Sikorsky Aircraft Corporation269A4H12
Sikorsky Aircraft Corporation269A-14H12
Sikorsky Aircraft Corporation269B4H12
Sikorsky Aircraft Corporation269C4H12

Every issue · 2

DRS keeps each issue of an STC as its own record, with its own certificate and attachments.

DateStatusFiles
March 6, 2014Reissued, currentCertificate
March 9, 1983Issued, earlier issueCertificate