STC SA7729SW

Supplemental type certificate · Ontic Engineering and Manufacturing Inc.

Holder
Ontic Engineering and Manufacturing Inc. · United States
Status
Current · Reissued
Status date
March 21, 2014
Applied
March 13, 1989
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDS4A25

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 5, 2025.

What it approves

Installation of digital fuel quantity indicators, fuel totalizer, and capacitive fuel compensator units.

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 4b of the Civil Air Regulations.

Description of Type Design Change: Installation of digital fuel quantity indicators, fuel totalizer, and capacitive fuel compensator units in accordance with Smiths Industries Aerospace and Defense Systems, Inc. Drawing No. 0053-ED, "DC-8 FQIS Top Level Drawing", Rev. B, dated 10/27/89 and Document 0054-ED "Fuel Quantity Indicating System Installation Procedure for DC-8-61/71 and 63/73 Aircraft", Rev. B, dated 10/27/89, or later FAA approved revisions.

FAA approved Airplane Flight Manual Supplement dated February 22, 1990, or later FAA approved revision, is required to be carried in each modified airplane. Compatibility of this modification with previously installed equipment must be determined by the installer.

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 4A25 Make : McDonnell Douglas Model : DC-8-61, 61F, 63, 63F, 71, 71F, 73, and 73F

Date of application: March 13, 1989

Date of issuance: February 22, 1990 Date reissued: February 03, 2012; March 21, 2014

Date amended: October 24, 1995

(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 · 8

MakeModelData sheet
The Boeing CompanyDC-8-614A25
The Boeing CompanyDC-8-61F4A25
The Boeing CompanyDC-8-634A25
The Boeing CompanyDC-8-63F4A25
The Boeing CompanyDC-8-714A25
The Boeing CompanyDC-8-71F4A25
The Boeing CompanyDC-8-734A25
The Boeing CompanyDC-8-73F4A25

Every issue · 2

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

DateStatusFiles
March 21, 2014Reissued, currentCertificate
February 3, 2012Reissued, earlier issueCertificate