STC SA2955SO

Supplemental type certificate · Ontic Engineering and Manufacturing Inc.

Holder
Ontic Engineering and Manufacturing Inc. · United States
Status
Current · Reissued
Status date
February 14, 2014
Applied
July 23, 1990
Product
Aircraft · Large Airplane
Certification basis
Part 21, Part 25
Data sheet
TCDSA22WE

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

What it approves

Replacement of existing electromechanical fuel quantity indicators with Smiths Industries digital fuel quantity indicators

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.

This certificate, issued to

Part 25 of the Federal Aviation Regulations.

Description of Type Design Change: Replacement of existing electromechanical fuel quantity indicators with Smiths Industries digital fuel quantity indicators in accordance with Smiths Industries drawing number 0066-ED Revision G dated October 24, 1995, or later FAA Approved revision.

Limitations and Conditions: This approval should not be extended to other aircraft of this model 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 produce no adverse effect upon the Airworthiness of that airplane. FAA Approved Airplane Flight manual Supplement, dated 5/22/91, is a required part of this STC.

This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.

Ontic Engineering and Manufacturing 20400 Plummer Street Chatsworth, CA 91311 A22WE Make : McDonnell Douglas Model : DC-10-10-10, -30, -30ER, -40

Date of application: July 23, 1990

Date of issuance: November 14, 1995 Date reissued: March 04, 2008; February 14, 2014

Date amended: May 31, 1996

(Signature) Steven L. Lardinois Manager, Systems and Flight Test Branch Chicago Aircraft Certification Office

(Title)

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 · 3

MakeModelData sheet
The Boeing CompanyDC-10-10A22WE
The Boeing CompanyDC-10-30A22WE
The Boeing CompanyDC-10-40A22WE

Every issue · 2

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

DateStatusFiles
February 14, 2014Reissued, currentCertificate
March 4, 2008Reissued, earlier issueCertificate