Skip to page content
Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

The latest general information on the Coronavirus (COVID-19) is available on For FAA-specific COVID-19 resources, please visit
United States Department of TransportationUnited States Department of Transportation

FAA Unapproved Parts Notifications (UPN)

FAA Unapproved Parts Notifications (UPN) for 2017
Date Posted Subject Number
10/19/2017 Multiple modification or replacement articles manufactured by GEE-BEE, Palm Desert, CA 92260.

This UPN is a revision to an existing UPN (98-071) posted on 8/29/2000
10/04/2017 Boeing Airplane Co. 75 Series Airplanes Fuel Gauge Assembly, part number AG75N1-3116, made by Dusters and Sprayers Supply, Inc., between August 2002 and September 2016 2017-2016SW410003
07/17/2017 Boeing bushings, part numbers BACB28AK04-042, BACB28AK04-329, BACB28AK05-021, BACB28AK04-075, BACB28AT14B060C, BACB28T10B049C 9 used on Boeing models 727, 737, 747, 757, 767, 777, 787 sold by Wesco Aircraft that were manufactured by ESNA Aerospace (formally Fitz Manufacturing Ind.). 2017-20170125002

Page last modified: