- Registered owner
- United Airlines Inc
- Location
- Chicago, IL
- Owner type
- Corporation
- Serial number
- 33467
- Year built
- 2002
- Type
- Fixed wing multi engine
- Engine
- Turbo-fan
- Airworthiness
- Standard, transport
- Airworthiness date
- December 5, 2002
- Certificate issued
- October 11, 2018
- Expires
- October 31, 2028
- Mode S code
- A9178D
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 24
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1990 | 1 |
|---|---|
| 1993 | 1 |
| 1996 | 1 |
| 1998 | 1 |
| 1999 | 3 |
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 4 |
| 2003 | 2 |
| 2006 | 1 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 8 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2026 | 1 |
Engine · Pratt & Whitney PW4060
AD 2026-21-06Engine Fuel and ControlAD 2018-13-02Turbine Engine Combustion SectionAD 2016-08-09HPC 10th stage diskInformation bulletins that may apply · 5
Advisory, not mandatory.
Engine · Pratt & Whitney PW4060
SAIB 2025-06High Pressure TurbinesSAIB NE-19-02Turbine Engine Compressor Section -- Low-pressure turbine uncontainmentSAIB NE-16-01R1Turbine SectionSAIB NE-15-19Turbine SectionSAIB NE-13-31Turbine Engine Oil System Scavenge Oil Tube Coking and Proper Cleaning at OverhaulHistorical bulletins · 1
NTSB investigations
No NTSB investigations matched to N685UAMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Boeing 767-3CB aircraft
FAA incident reports
No FAA accident or incident reports matched to N685UAMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Boeing 767-3CB aircraft
Service difficulty reports · 30
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR CALA2026082018758Access Panel · misinstalledDURING TOWING, LT FUEL LEAKAGE FROM LT SURGE TANK, ACCESS PANEL 541XB. FOUND PANEL HAD BEEN INSTALLED 180 DEGREES OUT OF ALIGNMENT, WITH MISPOSITIONED ALIGNMENT DOWEL THE LIKELY CAUSE FOR FUEL LEAK. FOD CHECK BEFORE PANEL. NO FOD NOTED. INSTALLED THE TANKSDR CALA2026051316216Oil System · leakingPOWER PLANT OIL QUANTITY (01=L ENG, 02=R ENG) ZERO, ENGINE OIL P RESSURE WAS (ZERO, LOW) R ENG OIL QUANTITY AND PRESSURE AT 0 AFTER START. ENGINE OIL WAS 22 PRIOR TO START ENG 2 CREW REPORTED THAT RIGHT ENGINE WAS STARTED WITH NORMAL OIL PRESS / QTY, BUT OIL WSDR CALA2025090208377Fan · odor2H10 IN FLIGHT HAD VIBRATION BEHIND CA DISPLAYS FOLLOWED BY EL ECTIC SMELL. MODERATE LOCKED FOR FIX REMOVED AND REPLACED THE FORWARD RACK EXHAUST FAN PER THE BOEING 767 AMM TASK 21-58-06-404-146. PERFORMED OPERATIONAL TEST OF THE EXHAUST FAN AND FOUND NO DEF
See all 30 reportsSTCs that may be installed · 3
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Engine · Pratt & Whitney PW4060
STC SE01543CHReplace Hamilton Sundstrand P/N 778839-13, 778839-14, 778839-19, 778839-20, 778839-37, 778839-38, 816682-1, 840618-2, 880724 carbon bushings with Cook Airtomic P/N AIR22947 Slotted Entry Busing in the High Pressure Shutoff Valve.STC SE00053AT-DModification of fan exit guide vane, to line replaceable unit configuration.STC SE00131LAModification of the subject engines to incorporate an oil tank reservoir insulation blanket in accordance with Hi Temp Insulation Inc. Drawing List 46M1024-301, Revision N/C, dated December 5, 1995, or later FAA approved revision as an acceptable alternate to Pratt & Whitney part number 50R280-01 or 51R059-01 insulation blankets.