FAA Unapproved Parts Notifications (UPNs)

Unapproved Parts Notifications are published by: FAA, AIR-140, P.O. Box 26460, Oklahoma City, OK 73125. They are posted on the Internet at: http://www.faa.gov/aircraft/safety/programs/sups/upn/

Unapproved Parts Notifications
Number Subject Date Posted
2010-20090528001 MacLean - ESNA, Pocahontas, Arkansas - Non-conforming Locking Nuts 03/23/2010
2010-20090623001 Electrocube, Pomona, CA - Sold Transformer Power, Fixed Autotransformer without Parts Manufacturer Approval 02/17/2010
2010-20090909001 Non-conforming Thrust Reverser Actuator Clevis Pins for General Electric CF6-80C2 and CF6-80E1 Engines 01/12/2010
2010-20080616008 Isolair, Troutdale, OR - Selling UH-1H parts without approval 01/11/2010
2009-20090817004 Hoover Precision Products, Inc. - Bearing assemblies with improperly heat treated ball bearings 12/10/2009
2009-20090512001 Weatherly Aircraft Nevada, Bogalusa, LA - Selling aircraft parts without FAA approval 09/18/2009
2009-20080703001 Watson’s Profiling Corporation - Manufacturing Aircraft Parts without FAA Approval 09/9/2009
2007-00016 Elliptical Systems Incorporated Current Limiters, Overhead Reading Light Switches and Avia-Dynamics Corp. Coffee Brew Trays - Sold without Parts Manufacturer Approval 08/27/2009
2009-20080716034 Plymouth Tube Company-Failed to conduct all required testing as stated on Certificate of Compliance for stainless/ nickel alloy tube material supplied to Aerospace Industry 08/27/2009
2009-200600012 Chatsworth Rubber - Nonconforming MS and NAS O-Rings 08/17/2009
2009-200700141 Acme Components Company SMLJ15CD TR-T Diodes - Produced without Parts Manufacturer Approval 08/17/2009
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