STC SA4105SW

Supplemental type certificate · Northrop Grumman Systems Corporation

Holder
Northrop Grumman Systems Corporation · United States
Status
Current · Reissued
Status date
April 12, 2016
Applied
November 21, 1979
Product
Aircraft · Large Airplane
Certification basis
Part 21
Data sheet
TCDSA12EA

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

What it approves

Installation of dual Litton LTN-72R (LED CDU) Area Navigation System

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.

United States Of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate The original certificate is reported as lost.

FAA Form 8110-2(10-68) Page 1 of 2 Number SA4105SW This Certificate issued to Northrop Grumman Systems Corporation 21240 Burbank Blvd.

Woodland Hills, CA 91367-6675

Part 4b of the Civil Air Regulations Original Product Type Certificate Number :

A12EA

Gulfstream American

G-1159A Description of Type Design Change : Installation of dual Litton LTN -72R (LED CDU) Area Navigation System according to Drawing List No. 1159L -004-047 dated December 6, 1979, revised March 26, 1980, or later FAA approved revision.

Limitations and Conditions : FAA Approved Airplane Flight Manual Supplement date d March 26, 1980, and revised August 26, 1980, is required. Compatibility of this modification with other previously approved modifications must be determined by the installer. The approval of this change in type design applies basically to the above li sted airplane models only. This approval should not be extended to other aircraft 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 introduce no adverse effect upon the airworthiness of that aircraft. A copy of this certificate must be maintained as part of the permanent records for 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.

Date of application: November 21, 1979

Date of issuance: August 26, 1980

Date reissued: September 8, 1 980, October 26 , 1981, April 12, 2016

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

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.

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 · 1

MakeModelData sheet
Gulfstream Aerospace CorporationG-1159AA12EA