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 Coronavirus.gov. For FAA-specific COVID-19 resources, please visit faa.gov/coronavirus.
United States Department of TransportationUnited States Department of Transportation

FAA Unapproved Parts Notifications (UPN)

UPNs are ordered by year posted and not by SUP case year.

1999 | 1998 | 1997 | 1996


FAA UPNs Posted in 1999
Date Posted Subject Number
11/1/1999 Large Transport Category 99-098 (PDF)
11/1/1999 General Electric Models J-85, CJ-610, and CF-700 series engines. 98-280 (PDF)
8/23/1999 Pratt & Whitney JT3D, JT8D, and JT9D Engines 97-205A (PDF)
5/18/1999 Bell Helicopter Textron, Models BHT 205, 206, 212, and 412 Sikorsky Helicopter Model S-76 97-021 (PDF)
5/18/1999 Pratt and Whitney (P&W) Model JT8D C-2 disk, P/N 745902, Serial Number H62755 96-291 (PDF)
4/13/1999 Twin Commander Model 680, 685, and 690 Series; Raytheon (formerly Beech) Model 65 and 90 Series; Cessna Model 310, 320, 340, 401, 402, 411, 414, and 421 Series; Piper Model PA-23 and PA-24 Series.

Note: Additional aircraft manufacturer's models may be affected; however, specific information pertaining to these aircraft is unknown at this time
96-269 (PDF)
5/18/1999 All parts, including appliances, originating from Pratt & Whitney (P&W) P&W PT6A-112 Engine, Serial Number 12362 96-263 (PDF)
4/7/1999 BO-105 Helicopters 96-260 (PDF)
5/18/1999 Federal Aviation Regulations Part 25 Transport Category Airplanes 96-102 (PDF)

Back to Top

FAA UPNs Posted in 1998
Date Posted Subject Number
12/8/1998 General Electric models CJ610 and CF700 98-004 (PDF)
9/3/1998 Life rafts manufactured by Survival Products, Inc. 97-321 (PDF)
4/2/1998 Teledyne Continental Motor Engine model number IO470, TSIO520 and IO360; and Avco Lycoming Engine model numbers TSIO540 and IO720 97-279 (PDF)
1/10/1998 Pratt & Whitney model JT8D, series -1 through -17 97-272 (PDF)
9/3/1998 Bell Helicopter Textron, Inc., (BHTI) Model 47 series and Model 204 Series Helicopters 97-159 (PDF)
1/12/1998 Unapproved replacement vernier mixture control assemblies 97-042 (PDF)
12/8/1998 All aircraft 96-243 (PDF)

Back to Top

FAA UPNs Posted in 1997
Date Posted Subject Number
3/21/1997 General Aviation and Bell Helicopters 97-111 (PDF)
5/5/1997 Installed on, but not limited to, Robinson R-22 Helicopters 97-030 (PDF)
3/21/1997 Pratt & Whitney JT9D and Rolls-Royce RB211-22B and -535 engines 97-000 (PDF)
6/18/1997 Boeing, Lockheed and McDonnell-Douglas aircraft 96-186 (PDF)
5/5/1997 Fokker F-27 96-130 (PDF)
5/5/1997 Teledyne Continental Motors and Avco Lycoming Engines Overhauled or Repaired by Standard Aircraft, Inc. or Quality Engines, Inc. 96-083 (PDF)

Back to Top

FAA UPNs Posted in 1996
Date Posted Subject Number
9/23/1996 All Bell Helicopter Model 47 series, 204B, 205A, 205A-1, 205B, all 206 series, 212, 214B, 214B-1, 214ST, 222, 222B, 222U, 230, 412 and 412EP. This notification is also effective for Bell Helicopter Textron, Inc., manufactured military helicopters converted to Restricted category models: AH-1G, HH-1K, TH-1F, TH-1L, UH-1A, UH-1B, UH-1B/HP,UH-1E, UH-1F, UH-1H, UH-1L, and UH-1P 96-124 (PDF)
12/6/1996 Lockheed L-1011, McDonnell Douglas MD-80 Series, Boeing 757 and other Transport Category Aircraft 96-117 (PDF)
8/5/1996 Douglas MD-80, DC-9, DC-10 96-109A (PDF)
8/5/1996 Navion (model unknown) 96-109B (PDF)
8/5/1996 Bell Helicopter Models 212 95-259 (PDF)
12/9/1996 Certain Westinghouse Sundstrand Generators normally installed on Boeing 707, 727, 737, McDonnell Douglas DC-9 and MD-80, Convair 580, and British Aerospace 1-11 aircraft in the engine and/or APU position 95-237 (PDF)
8/30/1996 Numerous 95-087 (PDF)
8/5/1996 As installed on but not limited to, Fokker F-27, F-27 Mark 050, F-28 Mark 4000 airplanes, and Sikorsky S-61 series (SHD-3 Sea King) Helicopters 94-240 (PDF)
08/26/1996 Pratt & Whitney R-985 94-196 (PDF)

Back to Top

Page last modified: