# N281UP: 1993 Mcdonnell Douglas MD-11F

- Status: Valid registration
- Airframe: [Mcdonnell Douglas MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (registry code 3023600, 7 seats)
- Engine: [Pratt & Whitney PW4000 series](https://openairdocs.org/engine/pratt-whitney-pw4000-series) (registry code 52119)
- Data sheets: [TCDS A22WE](https://openairdocs.org/tcds/A22WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 48538
- Year built: 1993
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: January 20, 2006
- Certificate issued: January 23, 2006
- Expires: May 31, 2029
- Mode S code: A2D382
- Registered owner: [United Parcel Service Co](https://openairdocs.org/faa-owner/UNITED%20PARCEL%20SERVICE%20CO)
- Location: [Louisville, KY](https://openairdocs.org/faa-place/KY/Louisville)
- Owner type: Corporation
- Owner's area on the map: 38.2585° N, 85.5398° W: Placed by OpenAirDocs at the center of ZIP code 40223, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=281UP
- Page: https://openairdocs.org/aircraft/N281UP

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Pratt & Whitney PW4000 model are included.

## ADs that may apply (OpenAirDocs): 188 in force

### Matched by airframe (Mcdonnell Douglas MD-11F)

- [AD 2026-13-15](https://openairdocs.org/ad/2026-13-15): Navigation · Boeing 707-100 Long Body, 707-200, 707-100B Long Body and 74 more. Effective Jul 1, 2026
- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2025-23-53](https://openairdocs.org/ad/2025-23-53): Nacelles/pylons · Boeing MD-11, MD-11F, MD-10-10F and 8 more. Effective Dec 1, 2025
- [AD 2025-02-07](https://openairdocs.org/ad/2025-02-07): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Mar 17, 2025
- [AD 2024-24-03](https://openairdocs.org/ad/2024-24-03): Engine Exhaust · Boeing MD-11, MD-11F and CF6-80C2D1F. Effective Jan 13, 2025
- [AD 2023-12-15](https://openairdocs.org/ad/2023-12-15): Navigation · Boeing 707-100 Long Body, 707-200, 707-100B Long Body and 74 more. Effective Jun 21, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2021-24-02](https://openairdocs.org/ad/2021-24-02): Electrical power · Boeing MD-11 and MD-11F. Effective Feb 1, 2022
- [AD 2020-22-15](https://openairdocs.org/ad/2020-22-15): Fuselage · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Dec 18, 2020
- [AD 2018-22-10](https://openairdocs.org/ad/2018-22-10): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Dec 12, 2018
- [AD 2018-07-20](https://openairdocs.org/ad/2018-07-20): Fuel · Boeing MD-11 and MD-11F. Effective May 21, 2018
- [AD 2018-01-01](https://openairdocs.org/ad/2018-01-01): Fuel · Boeing MD-11 and MD-11F. Effective Feb 7, 2018
- [AD 2017-14-10](https://openairdocs.org/ad/2017-14-10): Fuel System · Boeing MD-11 and MD-11F. Effective Aug 21, 2017
- [AD 2014-17-02](https://openairdocs.org/ad/2014-17-02): Communications · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 137 more. Effective Sep 9, 2014
- [AD 2011-25-06](https://openairdocs.org/ad/2011-25-06): Horizontal stabilizer structure · Boeing MD-11 and MD-11F. Effective Jan 17, 2012
- [AD 2011-21-08](https://openairdocs.org/ad/2011-21-08): Equipment/Furnishings · ATR - GIE Avions de Transport Régional ATR42-200, ATR42-300, ATR42-320 and 202 more. Effective Nov 23, 2011
- [AD 2011-12-01](https://openairdocs.org/ad/2011-12-01): Equipment/Furnishings · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 268 more. Effective Aug 1, 2011
- [AD 2011-11-05](https://openairdocs.org/ad/2011-11-05): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 10 more. Effective Jul 6, 2011
- [AD 2011-02-01](https://openairdocs.org/ad/2011-02-01): Fuel · Boeing MD-11 and MD-11F. Effective Feb 16, 2011
- [AD 2010-20-14](https://openairdocs.org/ad/2010-20-14): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Nov 5, 2010
- [AD 2010-16-03](https://openairdocs.org/ad/2010-16-03): Ice and rain protection · Boeing MD-11 and MD-11F. Effective Sep 9, 2010
- [AD 2010-11-12](https://openairdocs.org/ad/2010-11-12): Fuel · Boeing MD-11 and MD-11F. Effective Jul 6, 2010
- [AD 2010-09-12](https://openairdocs.org/ad/2010-09-12): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Jun 8, 2010
- [AD 2009-21-10 R1](https://openairdocs.org/ad/2009-21-10-R1): Oxygen · Airbus A300 B4-605R, A300 B4-620, A300 B4-622 and 138 more. Effective Feb 4, 2010
- [AD 2008-06-21 R1](https://openairdocs.org/ad/2008-06-21-R1): Fuel tank systems · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Dec 10, 2009
- [AD 2009-03-02](https://openairdocs.org/ad/2009-03-02): Auxiliary hydraulic pumps · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Mar 31, 2009
- [AD 2008-17-16](https://openairdocs.org/ad/2008-17-16): Fuel boost pump · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Oct 2, 2008
- [AD 2008-11-14](https://openairdocs.org/ad/2008-11-14): Horizontal pressure panel · Boeing DC-10-10F, DC-10-30F (KC-10A, KDC-10), DC-10-40F and 4 more. Effective Jul 3, 2008
- [AD 2007-25-20](https://openairdocs.org/ad/2007-25-20): Thrust reverser command wiring · Boeing DC-10-10, DC-10-10F, DC-10-15 and 6 more. Effective Jan 22, 2008
- [AD 2007-19-17](https://openairdocs.org/ad/2007-19-17): System 3 hydraulic piping · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Oct 26, 2007
- [AD 2007-19-15](https://openairdocs.org/ad/2007-19-15): Flight management system (FMS) · Boeing 717-200, MD-10-10F, MD-10-30F and 2 more. Effective Oct 26, 2007
- [AD 2007-19-02](https://openairdocs.org/ad/2007-19-02): Fuel tank and the fuel transfer pump housing flange · Boeing DC-10-30, DC-10-30F (KC-10A, KDC-10), DC-10-40 and 4 more. Effective Oct 17, 2007
- [AD 2007-11-16](https://openairdocs.org/ad/2007-11-16): Center main wheel well · Boeing MD-11 and MD-11F. Effective Jul 5, 2007
- [AD 2007-10-12](https://openairdocs.org/ad/2007-10-12): Reinforced flight deck door · Reinforced cockpit door (Safran Cabin STC ST01335LA or 2 others). Effective Jun 27, 2007
- [AD 2007-07-04](https://openairdocs.org/ad/2007-07-04): Principal structural elements (PSEs) · Boeing MD-11 and MD-11F. Effective May 2, 2007
- [AD 2007-01-02](https://openairdocs.org/ad/2007-01-02): Power feeder cables of the integrated drive generator (IDG) · Boeing MD-11 and MD-11F. Effective Feb 14, 2007
- [AD 2006-25-09](https://openairdocs.org/ad/2006-25-09): Auxiliary power unit (APU) power feeder wires · Boeing MD-11F. Effective Dec 27, 2006
- [AD 2006-19-03](https://openairdocs.org/ad/2006-19-03): Fabrication and installation of a wire harness guard in the right wheel well of the main  
 landing gear (MLG) · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Oct 17, 2006
- [AD 2006-16-15](https://openairdocs.org/ad/2006-16-15): Airplane flight manual (AFM) · Boeing MD-10-10F, MD-10-30F, MD-11 and 1 more. Effective Sep 22, 2006
- [AD 2006-13-07](https://openairdocs.org/ad/2006-13-07): Upper and lower reading lights · Boeing MD-11 and MD-11F. Effective Jul 27, 2006
- [AD 2006-04-04](https://openairdocs.org/ad/2006-04-04): Smoke detectors · ATR - GIE Avions de Transport Régional ATR42-200, ATR42-300, ATR42-320 and 37 more. Effective Mar 24, 2006
- [AD 2006-03-13](https://openairdocs.org/ad/2006-03-13): Inboard and outboard hinge fittings · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Mar 16, 2006
- [AD 2006-02-11](https://openairdocs.org/ad/2006-02-11): Drain holes of the pitot tubes · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Mar 3, 2006
- [AD 2005-20-15](https://openairdocs.org/ad/2005-20-15): Rudder pedal torque tube assembly · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Nov 10, 2005
- [AD 2005-17-04](https://openairdocs.org/ad/2005-17-04): Fire extinguishing system · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Sep 26, 2005
- [AD 2005-15-12](https://openairdocs.org/ad/2005-15-12): Exterior emergency control handle assemblies of the forward passenger doors · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Aug 30, 2005
- [AD 2005-15-03](https://openairdocs.org/ad/2005-15-03): Exterior emergency control handle assemblies · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Aug 25, 2005
- [AD 2005-02-08](https://openairdocs.org/ad/2005-02-08): Power feeder cables of the auxiliary power unit (APU) · Boeing MD-11 and MD-11F. Effective Mar 7, 2005
- [AD 2005-02-06](https://openairdocs.org/ad/2005-02-06): Oil pressure transmitter to the main oil circuit · Boeing MD-11 and MD-11F. Effective Mar 7, 2005
- [AD 2005-02-04](https://openairdocs.org/ad/2005-02-04): Cargo compartment smoke detectors · Boeing DC-10-10F, DC-10-30F (KC-10A, KDC-10), MD-10-10F and 2 more. Effective Feb 8, 2005

### Matched by engine (Pratt & Whitney PW4000 series)

None in force.

### Historical (superseded or no longer in force)

- [AD 2025-23-51](https://openairdocs.org/ad/2025-23-51) (historical): Nacelles/pylons · Boeing MD-11 and MD-11F. Effective Dec 1, 2025
- [AD 2022-09-18](https://openairdocs.org/ad/2022-09-18) (historical): Navigation · Boeing 707-100 Long Body, 707-100B Long Body, 707-100B Short Body and 72 more. Effective May 23, 2022
- [AD 2020-03-20](https://openairdocs.org/ad/2020-03-20) (historical): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Feb 18, 2020
- [AD 2016-04-16](https://openairdocs.org/ad/2016-04-16) (historical): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Apr 15, 2016
- [AD 2014-03-07](https://openairdocs.org/ad/2014-03-07) (historical): Fuel · Boeing MD-11 and MD-11F. Effective Mar 26, 2014
- [AD 2013-18-09](https://openairdocs.org/ad/2013-18-09) (historical): Communications · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 137 more. Effective Oct 3, 2013
- [AD 2013-08-23](https://openairdocs.org/ad/2013-08-23) (historical): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective May 29, 2013
- [AD 2009-26-16](https://openairdocs.org/ad/2009-26-16) (historical): Fuel · Boeing MD-11 and MD-11F. Effective Feb 4, 2010
- [AD 2009-21-10](https://openairdocs.org/ad/2009-21-10) (historical): Oxygen · Airbus A300, Model B4-605R, A300, Model B4-620, A300, Model B4-622 and 138 more. Effective Dec 17, 2009
- [AD 2008-06-21](https://openairdocs.org/ad/2008-06-21) (historical): Fuel tank systems · McDonnell Douglas DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Apr 23, 2008
- [AD 2007-15-05](https://openairdocs.org/ad/2007-15-05) (historical): Fuel pump housing electrical connector · Boeing DC-10-10, DC-10-10F, DC-10-15 and 9 more. Effective Aug 8, 2007
- [AD 2005-12-05](https://openairdocs.org/ad/2005-12-05) (historical): Flight deck door · Reinforced cockpit door (Safran Cabin STC ST01335LA or 2 others). Effective Jul 19, 2005
- [AD 2004-18-04](https://openairdocs.org/ad/2004-18-04) (historical): Airplane Flight Manual (AFM) · McDonnell Douglas 717-200, MD-10-10F, MD-10-30F and 2 more. Effective Sep 20, 2004
- [AD 2004-05-20](https://openairdocs.org/ad/2004-05-20) (historical): Electric motor operated auxiliary hydraulic pumps · McDonnell Douglas DC-10-10, DC-10-10F, DC-10-15 and 9 more. Effective Apr 15, 2004
- [AD 2004-01-17](https://openairdocs.org/ad/2004-01-17) (historical): Integrated drive generator · McDonnell Douglas MD-11 and MD-11F. Effective Feb 24, 2004
- [AD 2003-17-07](https://openairdocs.org/ad/2003-17-07) (historical): Fire Extinguishers for the Engine and Auxiliary Power Unit (APU) · McDonnell Douglas DC-10-10, DC-10-10F, DC-10-15 and 60 more. Effective Sep 24, 2003
- [AD 2003-14-04](https://openairdocs.org/ad/2003-14-04) (historical): Flight Deck Door Pressure Relief Latch Assemblies · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 14 more. Effective Jul 25, 2003
- [AD 2003-03-15](https://openairdocs.org/ad/2003-03-15) (historical): Airplane Flight Manual (AFM) - Oxygen Masks · Boeing 707 Series (all), 720 Series (all), 727 Series (all) and 75 more. Effective Mar 7, 2003
- [AD 2002-14-11](https://openairdocs.org/ad/2002-14-11) (historical): Ground cables of the galley external power and main external power · McDonnell Douglas MD-11 and MD-11F. Effective Aug 23, 2002
- [AD 2002-14-09](https://openairdocs.org/ad/2002-14-09) (historical): Power feeder cable terminal lugs · McDonnell Douglas MD-11 and MD-11F. Effective Aug 23, 2002
- [AD 99-25-14](https://openairdocs.org/ad/99-25-14) (historical): Wire Harnesses Of Tail Tank Fuel Transfer Pumps · McDonnell Douglas MD-11 and MD-11F. Effective Jan 18, 2000
- [AD 99-09-04](https://openairdocs.org/ad/99-09-04) (historical): Circuit Breakers · McDonnell Douglas MD-11 and MD-11F. Effective May 7, 1999
- [AD 74-08-09 R2](https://openairdocs.org/ad/74-08-09-R2) (historical): Waste Receptacles · Aero Spacelines 377, 377MG, 377SGT and 268 more. Effective Jul 29, 1996
- [AD 94-26-51](https://openairdocs.org/ad/94-26-51) (historical): AFM Changes - Autoland Operation · Boeing MD-11 and MD-11F. Effective Feb 6, 1995
- [AD 94-11-06](https://openairdocs.org/ad/94-11-06) (historical): External Power Feeder Cables · McDonnell Douglas MD-11 and MD-11F. Effective Jun 15, 1994

All 213: https://openairdocs.org/aircraft/N281UP/ads.md

## Information bulletins (advisory) (5 in force)

- [SAIB NM-18-33](https://openairdocs.org/saib/NM-18-33): Engine Fuel and Control. Issued Dec 17, 2018
- [SAIB NM-15-03](https://openairdocs.org/saib/NM-15-03): Flight Controls. Issued Nov 24, 2014
- [SAIB NM-09-03](https://openairdocs.org/saib/NM-09-03): Engine Fuel and Control - Implementing Fuel Tank System Airworthiness Limitations. Issued Dec 11, 2008
- [SAIB NM-07-31](https://openairdocs.org/saib/NM-07-31): Rigid hydraulic case drain lines. Issued Apr 24, 2007
- [SAIB NM-06-57](https://openairdocs.org/saib/NM-06-57): Reports of damage to airplanes and to property on the ground caused by blue or clear ice falling from airplanes.. Issued Jul 27, 2006

## NTSB investigations

None matched to N281UP.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20131007025899I](https://openairdocs.org/incident/20131007025899I), Oct 7, 2013: Mcdonnell Douglas MD-11F (N281UP), Louisville, KY, Minor damage. On rotation multiple cb's could be heard popping , loss of f/o primary flight display data and numerous other indications of lost equipment. Declared emergency…

## Service difficulty reports (277, newest 50)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR IPXA2023110167359](https://openairdocs.org/sdr/IPXA2023110167359), Nov 1, 2023: UNKNOWN. UNKNOWN. R1 DOOR PNEUMATIC DOOR ASSIST BOTTLE PRESSURE BELOW GREEN GAUGE. SERVICED R1 DOOR ASSIST BOTTLE AS REQ, LEAK CKS OK. REF AMM 12-25-04 THIS CLEARS DMI 2802094 DM
- [SDR IPXA2023092094216](https://openairdocs.org/sdr/IPXA2023092094216), Sep 20, 2023: GAUGE. OUT OF POSITION. BOTH L&R SLIDE INFLATION CYLINDER GAUGES ON CABIN DOORS NOT VISABLE FROM CABIN. TRANSFER TO M812572 PER MEL 52-10-3-1-2-2 PLACARD INSTALLEDR&R L1&R1 FWD ENTRY D
- [SDR IPXA2023081893953](https://openairdocs.org/sdr/IPXA2023081893953), Aug 17, 2023: LIGHT. NO TEST. EMERGENCY EXIT LIGHTS FAIL TEST. "MAIN BAT 1 LO". DEFERRED PER MEL 33-50-4 C/W DMP 33-50-4. R&R EMERGENCY BATTERY SUPPLY IAW AMM 33-51-01 REVERSED DMP 33-50-4 O
- [SDR IPXA2023071093635](https://openairdocs.org/sdr/IPXA2023071093635), Jul 9, 2023: BOTTLE. LOW. INSPECTION TYPE:NAR1 DOOR PNEUMATIC BOTTLE IS LOW.SERVICED R1 PNEUMATIC STORAGE BOTTLE IAW MD11 AMM 12-25-04.
- [SDR IPXA2023063093550](https://openairdocs.org/sdr/IPXA2023063093550), Jun 29, 2023: DOOR. INOPERATIVE. INSPECTION TYPE:NAWHEN OPENING L1 DOOR SOMETHING. SOME THING IS LITTING AND MAKING A WAS NOISE *DOES NOT MEET SDR CRITERIA*READJUSTED MAIN PAX DOOR. IAW AMM 25-
- [SDR IPXA2023060193355](https://openairdocs.org/sdr/IPXA2023060193355), Jun 1, 2023: DOOR. INOPERATIVE. LEFT MAIN ENTRY DOOR WILL NOT OPEN ELECTRICALLY FROM EITHER SIDE. DEFERRED LEFT MED IAW MEL 52-10-3-1-2-1-2. R/R L1 FWD PASS DOOR LOCK PIN RELEASE SOLENOID PER 
- [SDR IPXA2022110387808](https://openairdocs.org/sdr/IPXA2022110387808), Nov 3, 2022: ACCUMULATOR. DISCHARGED. L1 DOOR PNEUMATICALLY OPENED BY CREW, DOOR RESERT AND DOOR ACCUMULATOR SERVICED PER MD11 AMM 52-10-01-201 AND 12-25-04-600-801.
- [SDR IPXA2022102687539](https://openairdocs.org/sdr/IPXA2022102687539), Oct 26, 2022: CABLE. BROKEN. R 1 DOOR FWD CABLE BROKEN/OFF OF DRUM. R1 DOOR. R/R R1 FWD LOWERING CABLE PER AMM 52-11-03. OPS CHECK GOOD PER AMM 52-11-02.
- [SDR IPXA2022081685312](https://openairdocs.org/sdr/IPXA2022081685312), Aug 16, 2022: SOLENOID. INOPERATIVE. R1 DOOR INOP. R/R PASS DOOR LOCK PIN RELEASE SOLENOID REF AMM 52-10-06 PB 401. R/R R1 CLOSE-LIMIT SWITCH REF AMM 52-11-02 PB 501 830-805. DOOR OPERATES NORMALLY
- [SDR IPXA2022042581451](https://openairdocs.org/sdr/IPXA2022042581451), Apr 12, 2022: LONGERON. CORRODED. INSPECTION TYPE:1CCENTER CARGO COMPARTMENT AFT INTERMEDIATE FUSELASE LON 51L CORRODED BETWEEN STA. 1701 AND STA, 1721.REPAIRED CORRODED LONGERON 51L BETWEEN STA
- [SDR IPXA2022042181353](https://openairdocs.org/sdr/IPXA2022042181353), Apr 8, 2022: SPLICE. CRACKED. INSPECTION TYPE:4CFOUND LONGERON 49R PRODUCTION SPLICE FITTING CRACKED BETWEEN STA 5-113 AND 1541.REPLACED PRODUCTION SPLICE P/N A5A7114-511 IAW MD11 SRM 51-31-
- [SDR IPXA2022042581436](https://openairdocs.org/sdr/IPXA2022042581436), Apr 6, 2022: LONGERON. CORRODED. INSPECTION TYPE:2CCENTER CARGO LONGERON 49R HAS CORROSION AT STA. 5-93/1541.REPAIRED CORRODED CENTER CARGO LONGERON 49R BETWEEN STA. 5-103 TO 5-123 IAW VT-SAA E
- [SDR IPXA2022042181352](https://openairdocs.org/sdr/IPXA2022042181352), Apr 6, 2022: LONGERON. CORRODED. INSPECTION TYPE:4CEXTERIOR FUSELAGE LONGERON 28R P/N AEA7545-2 HAS CORROSION BETWEEN STA Y=1207 - Y=1305.5.REPAIRED CORRODED LONGERON 28R P/N AEA7545-2 IAW EA 0
- [SDR IPXA2022042081326](https://openairdocs.org/sdr/IPXA2022042081326), Apr 6, 2022: STIFFENER. CRACKED. INSPECTION TYPE:4CLOWER FUSELAGE R/H WING TO BODY HAS A STIFFENER P/N AYB7104-526 WITH A CRACK AT STA 1298.REMOVED,FAB AND REPLACED THE CRACK STIFFENER P/N AYB7
- [SDR IPXA2022041881255](https://openairdocs.org/sdr/IPXA2022041881255), Apr 6, 2022: STIFFENER. CRACKED. INSPECTION TYPE:1CAFT CARGO COMPARTMENT STEP UP BULKHEAD STIFFENER CRACK AT STA.1841 LON 49R.REMOVED,FABRICATED AND REPLACED CRACKED STIFFENER IAW MD-11 SRM 51-
- [SDR IPXA2022041681208](https://openairdocs.org/sdr/IPXA2022041681208), Apr 6, 2022: STIFFENER. CRACKED. INSPECTION TYPE:4CAFT CARGO STEP UP HAS A STIFFENER P/N AGA7170-11 HAS A CRACK AT STA 1841.REMOVED, FAB AND REPAIRED THE CRACKED STIFFENER P/N AGA7170-11 IAW MD
- [SDR IPXA2022041681207](https://openairdocs.org/sdr/IPXA2022041681207), Apr 6, 2022: STIFFENER. CRACKED. INSPECTION TYPE:4CAFT CARGO STEP UP HAS A STIFFENER P/N AGA7170-9 THAT IS CRACKED AT STA 1841.REMOVED,FAB AND REPLACED THE CRACKED STIFFENER P/N AGA7170-9 IAW M
- [SDR IPXA2022041681206](https://openairdocs.org/sdr/IPXA2022041681206), Apr 6, 2022: LONGERON. CORRODED. INSPECTION TYPE:4CEXTERIOR FUSELAGE , LONGERON 28L P/N AEA7545-1 HAS CORROSION BETWEEN STA 1304-1309.REPAIRED CORRODED LONGERON 28L P/N AEA7545-1 IAW EA 011-530
- [SDR IPXA2022041381125](https://openairdocs.org/sdr/IPXA2022041381125), Apr 6, 2022: BEAM. CRACKED. INSPECTION TYPE:2CR-3 DOOR PLUG UPPER HORZ. BEAM IS CRACKED AT THE FWD. END.REMOVED AND REPLACED BEAM IAW SRM 51-31-01 & 51-35-01. (MINOR)
- [SDR IPXA2022042281385](https://openairdocs.org/sdr/IPXA2022042281385), Apr 5, 2022: WEB. CRACKED. INSPECTION TYPE:4CMAIN CARGO R3 DOOR TORQUE BOX LWR AFT WEB IS CRACKED AT STA Y=1313 AND Z=-16.REMOVED, FAB AND REPAIRED CRACKED AFT WEB P/N AEA0112-2 AT STA Y=
- [SDR IPXA2022042281383](https://openairdocs.org/sdr/IPXA2022042281383), Apr 5, 2022: STRINGER. CRACKED. INSPECTION TYPE:4CR/H WING FIXED L/E LOWER STRINGER EXISTING REPAIR DOUBLER IS CRACKED AT STA XOS=906.5607.REMOVED, FAB AND REPLACED CRACK REPAIR DOUBLER AT STA
- [SDR IPXA2022042281392](https://openairdocs.org/sdr/IPXA2022042281392), Apr 5, 2022: BRACE. CRACKED. INSPECTION TYPE:4CL/H WING T/E REAR SPAR HAS A BRACE THAT IS CRACKED.REMOVED,FAB REPLACED THE CRACKED BRACE IAW MD11 DWG ARC0295 AND SRM 51-31-01. (MINOR)
- [SDR IPXA2022041981297](https://openairdocs.org/sdr/IPXA2022041981297), Apr 5, 2022: NONE. CRACKED. INSPECTION TYPE:4CR/H I/B FLAP I/B TRACK THE 2ND FITTING FROM THE BOTTOM IS CRACKED.REMOVED, REPLACED R/H I/B FLAP ASSY P/N NRC6055-508 IAW MD11 AMM 27-50-20-40
- [SDR IPXA2022041581180](https://openairdocs.org/sdr/IPXA2022041581180), Apr 5, 2022: DOUBLER. CRACKED. INSPECTION TYPE:C4R/H O/B WING FIXED LEADING EGDE BEADED DOUBLER IS CRACKED AT STA XOS=661.7 -XOS=667.62 .REMOVED, FAB AND REPAIRED THE CRACK BEADED DOUBLER AT 
- [SDR IPXA2022041581179](https://openairdocs.org/sdr/IPXA2022041581179), Apr 5, 2022: FLOOR PANEL. CORRODED. INSPECTION TYPE:C4FWD CABIN FLOOR PANEL P/N WSP0788-502 AT STA Y=475.0 - Y=503.175 AND X=-36.000 - X=-47.500 HAS HEAVY CORROSION.REMOVED, REPLACED FLOOR PANEL W
- [SDR IPXA2022042281387](https://openairdocs.org/sdr/IPXA2022042281387), Apr 4, 2022: SKIN. DAMAGED. INSPECTION TYPE:4CCENTER FUSELAGE LOWER SKIN PANEL HAS EXISTING CHAFED DAMAGED AT STA 1153 AND LONGERON 44L .REMOVED, REPAIRED EXISTING CHAFED DAMAGED AT STA 11
- [SDR IPXA2022041581177](https://openairdocs.org/sdr/IPXA2022041581177), Apr 3, 2022: FLOOR PANEL. CORRODED. INSPECTION TYPE:C4FWD CABIN FLOOR PANEL P/N WSP0786-501 AT STA Y=475.0 -Y=503.175 AND X=-17.000 - X=-27.500 HAS HEAVY CORROSION.REMOVED, REPLACED FLOOR PANEL IA
- [SDR IPXA2022041181076](https://openairdocs.org/sdr/IPXA2022041181076), Apr 3, 2022: STIFFENER. CRACKED. INSPECTION TYPE:2CR/H MLG W/W 3RD STIFFNER AT O/B WEB IS CRACKED.REMOVED AND REPLACED STIFFNER IAW SRM 51-35-01. (MINOR)
- [SDR IPXA2021081872893](https://openairdocs.org/sdr/IPXA2021081872893), Aug 18, 2021: STATUS MESSAGE. ILLUMINATED. INSPECTION TYPE:N/ALEVEL 1 EMER LT BAT 1 LO MESSAGE DISPLAYEDR&R #1 EMER LT BAT IAW MD 11 AMM 33-51-01. PERFORMED OPS CHECK IAW AMM 33-51-01-700-802. BATTERY TE
- [SDR IPXA2021072672071](https://openairdocs.org/sdr/IPXA2021072672071), Jul 25, 2021: ACTUATOR. INOPERATIVE. INSPECTION TYPE:N/AWHILE RIGGING L1 DOOR ELEC. DOOR ACT BRAKE NOT HOLDING DOOR IN CUTOUT.R&R L1 DOOR ELEC ACTUATOR PER MM 52-11-01-400-801, L1 DOOR OPS CK GOOD.
- [SDR IPXA2021011464423](https://openairdocs.org/sdr/IPXA2021011464423), Jan 13, 2021: CABLE. DETACHED. L DOOR, CABLE CAME OFF TRACK. DEFERRED L1 DOOR. INSTALLED L/H AFD TOP CABLES PER 52-11-03. OPS TES GOOD.
- [SDR IPXA2021011464437](https://openairdocs.org/sdr/IPXA2021011464437), Jan 13, 2021: INDICATION SYS. INOPERATIVE. L1 DOOR ALERT SYSTEM INOP. NEEDS BRACKET REPLACED TO SWITCH. EAD DOOR OPEN ALERT SYSTEM DEFERRED REF MD11 MEL 52-40-1-1-0-1 ITEM PLACARDED.REPLACED CLOSED SENSO
- [SDR IPXA2021012264765](https://openairdocs.org/sdr/IPXA2021012264765), Jan 2, 2021: OUTFLOW VALVE. MALFUNCTIONED. INSPECTION TYPE: NA ATB EMERGENCY DECLARED, NO EQUIP USED- LANDING UNEVENTFUL. DURING CLIMB OUT ZTIME GOT LEVEL 1 CABIN RATE MESSAGE APPROXIMATELY 12000' MESSAG
- [SDR IPXA2020122663810](https://openairdocs.org/sdr/IPXA2020122663810), Dec 26, 2020: CONTROL SWITCH. FAILED. INSPECTION TYPE: N/A, SUPPLEMENTAL SDR, EMERGENCY LIGHTS WILL NOT ILLUMINATE. DEFERRED EMERGENCY LIGHT SYSTEM, IAW MEL 33-50-4. REPLACED BATTERY SUPPLY FOR T/S 
- [SDR IPXA2020111862525](https://openairdocs.org/sdr/IPXA2020111862525), Nov 18, 2020: SIGN. LOOSE. INSPECTION TYPE: N/A 1R EXIT DOOR SIGN LOOSE. INSTALLED 1R EMERGENCY EXIT IDENTIFIER SIGN, IAW AMM 33 52 05. OPERATIONS CHECK GOOD.
- [SDR IPXA2020101961444](https://openairdocs.org/sdr/IPXA2020101961444), Oct 17, 2020: COMPUTER. MALFUNCTIONED. INSPECTION TYPE: N/A ATB, NO EMERGENCY DECLARED. LANDED UNEVENTFUL. AT LEVEL 2 FCC 2B DATA FAULT AT CRUISE FL 360 LEVEL SEL YAW UPR AA OFF LEVEL 1 LSAS LOB OFF.
- [SDR IPXA2020071097588](https://openairdocs.org/sdr/IPXA2020071097588), Jul 9, 2020: FITTING. WORN. INSPECTION TYPE:3CLH I/B ELEVATOR O/B CAM FITTING IS WORN. REMOVED,REPAIRED AND INSTALLED LH I/B ELEVATOR O/B CAM FITTING IAW EA #011-5520-01-A8384 I/R AND UPS 
- [SDR IPXA2020071097587](https://openairdocs.org/sdr/IPXA2020071097587), Jul 9, 2020: FITTING. WORN. INSPECTION TYPE:3CLH O/B ELEVATOR CAM FITTING I/B OF #7 BEARING IS WORN.REMOVED,REPAIRED AND INSTALLED LH O/B ELEVATOR CAM FITTING I/B OF #7 BEARING IAW VT SAA 
- [SDR IPXA2020071097586](https://openairdocs.org/sdr/IPXA2020071097586), Jul 9, 2020: FITTING. WORN. INSPECTION TYPE:3CR/H DETACHABLE ELEVATOR O/B CAM FITTING IS WORN.REMOVED,REPAIRED AND INSTALLED RH DETACHABLE ELEVATOR O/B CAM FITTING IAW EA #011-5520-01A8384
- [SDR IPXA2020070957584](https://openairdocs.org/sdr/IPXA2020070957584), Jul 9, 2020: FITTING. WORN. INSPECTION TYPE:3CL/H DETACHABLE ELEV I/B CAM FITTING IS WORN.REMOVED,REPAIRED AND INSTALLED LH DETACHABLE ELEV I/B CAM FITTING IAW EA #011-5520-01-A8384 I/R AN
- [SDR IPXA2020071097582](https://openairdocs.org/sdr/IPXA2020071097582), Jul 9, 2020: FITTING. WORN. INSPECTION TYPE:3CR/H I/B ELEVATOR O/B CAM FITTING IS WORNREMOVED,REPAIRED AND INSTALLED WORN RH I/B ELEV O/B CAM FITTING IAW VT SAA EA # 011-5520-01-A8384 I/R 
- [SDR IPXA2020071097591](https://openairdocs.org/sdr/IPXA2020071097591), Jul 9, 2020: SKIN. CORRODED. INSPECTION TYPE:3C. LT WING UPPER CENTER SKIN CORRODED BETWEEN STA. XORS 514 TO XORS 521 ABOVE STRINGER 10.REPAIRED CORRODED LH WING UPPER CENTER SKIN BET. STA.
- [SDR IPXA2020070357287](https://openairdocs.org/sdr/IPXA2020070357287), Jul 3, 2020: SKIN PANEL. CRACKED. INSPECTION TYPE:3C RT WING SKIN FUEL ACCESS PANEL 636AB 9EA FASTENER HOLES CRACKED. REPAIRED CRACKED RT WING SKIN ACCESS PANEL 636AB 9EA FASTENER HOLES IAW SRM 
- [SDR IPXA2020070357286](https://openairdocs.org/sdr/IPXA2020070357286), Jul 3, 2020: SKIN PANEL. CRACKED. INSPECTION TYPE:3C LT WING SKIN FUEL ACCESS PANEL 536AB 9EA FASTENER HOLES CRACK. REPAIRED LT WING SKIN FUEL ACCESS PANEL 536AB 9EA FASTENER HOLES IAW SRM 57-20
- [SDR IPXA2020071317648](https://openairdocs.org/sdr/IPXA2020071317648), Jun 28, 2020: LONGERON SPLICE. CRACKED. INSPECTION TYPE:3C, MAIN CABIN LONGERON 6R SPLICE AT BS 1531/5-123 IS CRACKED.REMOVED AND REPLACED MAIN CABIN CRACKED LONGERON 6R SPLICE AT BS 1531/5-123 IAW SR
- [SDR IPXA2020071557815](https://openairdocs.org/sdr/IPXA2020071557815), Jun 25, 2020: ANGLE. CRACKED. INSPECTION TYPE:3C RT WING T/E ABOVE PANEL 641JB, VERTICAL STIFFNER ANGLE IS CRACKED. REMOVED, FABRICATED AND REPLACED TEE ANGLE IAW DWG ARC0472 AND SRM 51-33-0
- [SDR IPXA2020071457783](https://openairdocs.org/sdr/IPXA2020071457783), Jun 25, 2020: SUPPORT BRACKET. CRACKED. INSPECTION TYPE:3C **SUPPLEMENTAL SDR** NR 1 PYLON "V" RIB SUPPORT BRACKET IS CRACKED. REMOVED, FABRICATED AND REPLACED SUPPORT BRACKET IAW DWG AUB7517 AND SRM 
- [SDR IPXA2020071317647](https://openairdocs.org/sdr/IPXA2020071317647), Jun 25, 2020: HINGE FITTING. WORN. INSPECTION TYPE:3CRT WING O/B FLAP O/B FWD HINGE UPPER ACTUATOR I/B LUG BUSHING IS LOOSE.REPAIRED RT WING O/B FLAP O/B FWD HINGE UPPER ACTUATOR I/B LUG WORN BUS
- [SDR IPXA2020070657409](https://openairdocs.org/sdr/IPXA2020070657409), Jun 25, 2020: SKIN. CORRODED. INSPECTION TYPE:3C EXTERIOR FUSELAGE SKIN HAS CORROSION BETWEEN STA 2154.0 TO 2163.8 AND BETWEEN L33L TO 35L. REPAIRED CORRODED EXTERIOR FUSELAGE SKIN BETWEEN S
- [SDR IPXA2020070657407](https://openairdocs.org/sdr/IPXA2020070657407), Jun 25, 2020: SKIN. CORRODED. INSPECTION TYPE:3C EXTERIOR FUSELAGE HAS CORROSION BETWEEN STA 2150.0 TO 2163.8 AND BETWEEN L33R TO 35R. REPAIRED CORRODED EXTERIOR FUSELAGE SKIN BETWEEN STA 21

All 277: https://openairdocs.org/aircraft/N281UP/reports.md

## STCs that may be installed (OpenAirDocs) (119, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Mcdonnell Douglas MD-11F)

- [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems
- [STC ST00952LA](https://openairdocs.org/stc/ST00952LA): Installation of Mass Systems fire extinguisher cartridges as replacements for Kidde fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON LLC d/b/a MASS Systems
- [STC SA2622NM](https://openairdocs.org/stc/SA2622NM): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101). Precise Flight Inc
- [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC SA7065NM](https://openairdocs.org/stc/SA7065NM): Installation of Closet Assembly. Safran Cabin Inc
- [STC ST01391LA](https://openairdocs.org/stc/ST01391LA): Installation of a reinforced cockpit door. Safran Cabin Inc
- [STC ST02111LA](https://openairdocs.org/stc/ST02111LA): Installation of Coatroom. Safran Cabin Inc
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST02117CH](https://openairdocs.org/stc/ST02117CH): Installation of Honeywell Enhanced Ground Proximity Warning System and GPS antenna. Amphenol Cable and Interconnect Technologies Inc
- [STC ST02184CH](https://openairdocs.org/stc/ST02184CH): Installation of elementary or enhanced surveillance Mode S transponders. Amphenol Cable and Interconnect Technologies Inc
- [STC ST02708CH](https://openairdocs.org/stc/ST02708CH): Installation of EZMountTM Arm mechanical mounting assemblies on lower frame of cockpit sliding windows. Amphenol Cable and Interconnect Technologies Inc
- [STC ST02865CH](https://openairdocs.org/stc/ST02865CH): Upgrade of the internal core software of the ACARS Communications Management Unit (CMU-900). Amphenol Cable and Interconnect Technologies Inc
- [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST02002WI](https://openairdocs.org/stc/ST02002WI): Replacement of Rockwell Collins LRA-900 Low Range Radio Altimeters with upgraded LRA-900 units for improved RF immunity to 5G cellular data interference. Rockwell Collins, Inc
- [STC ST01986CH](https://openairdocs.org/stc/ST01986CH): Installation of a Honeywell RESCU 406AF Emergency Locator Transmitter (ELT) system. Honeywell International Inc
- [STC ST03516AT](https://openairdocs.org/stc/ST03516AT): Installation of dual Artex Model C406-N Emergency Locator Transmitters (ELT). Woven Electronics, LLC
- [STC ST04538AT](https://openairdocs.org/stc/ST04538AT): Installation of the Cobham Aviator 200S INMARSAT SATCOM Communication System and external HELGA Low Gain Antenna. Avionics Support Group Inc
- [STC ST01719SE](https://openairdocs.org/stc/ST01719SE): Lavatory installation on MD-11F Series airplanes. Commercial Aircraft Interiors Inc
- [STC ST01813SE](https://openairdocs.org/stc/ST01813SE): Lavatory installation on Model MD-11F Series airplanes. Commercial Aircraft Interiors
- [STC ST00536SE](https://openairdocs.org/stc/ST00536SE): Installation of the Honeywell MK VII Enhanced Ground Proximity Warning System (EGPWS). Honeywell International Inc
- [STC SA5672SW-D](https://openairdocs.org/stc/SA5672SW-D): Modification of air to air heat exchanger (P/N 187900-9). Honeywell International Inc
- [STC SA8757SW](https://openairdocs.org/stc/SA8757SW): Replace core assembly of Janitrol Constant Speed Drive (CSD) Oil Cooler, part number B63D89. Honeywell International Inc
- [STC ST04517AT](https://openairdocs.org/stc/ST04517AT): Installation of hardware to existing side conveyor assemblies. United Parcel Service Company
- [STC ST03879AT](https://openairdocs.org/stc/ST03879AT): Installation of Talon Aerospace Cargo Lights. Aaxico Technical Services Inc
- [STC ST03574AT](https://openairdocs.org/stc/ST03574AT): Installation of a Talon Aerospace Anti-Collision Light. Aaxico Technical Services Inc
- [STC ST04002AT](https://openairdocs.org/stc/ST04002AT): Installation of a Talon LED Replacement Wing and Tail Mounted Anti-Collision Lights. Aaxico Technical Services Inc
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc
- [STC ST04092NY](https://openairdocs.org/stc/ST04092NY): Installation of Wireless PCMCIA for DFDAU. Delta Engineering Corporation
- [STC ST02532LA](https://openairdocs.org/stc/ST02532LA): Modify the wing fuel tanks access cover installation by replacing the existing rubstrip and seal with a new encapsulated wire mesh gasket and a new seal. Aviation Devices & Electronic Components LLC
- [STC ST04546NY](https://openairdocs.org/stc/ST04546NY): Installation of Sleeper Seat at Courier Module. Lufthansa Technik AG
- [STC ST04547NY](https://openairdocs.org/stc/ST04547NY): Installation of a Secondary Flight Display System (SFDS). Lufthansa Technik AG
- [STC ST04542NY](https://openairdocs.org/stc/ST04542NY): Installation of TCAS Change 7.1. Lufthansa Technik AG
- [STC ST04543NY](https://openairdocs.org/stc/ST04543NY): Installation of a Global Navigation Satellite Sensor Unit (GNSSU) Replacement. Lufthansa Technik AG
- [STC ST04544NY](https://openairdocs.org/stc/ST04544NY): Activation of ADS-B and ELS/EHS Upgrade. Lufthansa Technik AG
- [STC ST01943WI](https://openairdocs.org/stc/ST01943WI): Modification of Rockwell Collins, Inc. Multi-Mode Receiver (MMR) Global Landing System (GLU-2100). Rockwell Collins Inc
- [STC ST02669LA](https://openairdocs.org/stc/ST02669LA): Installation of Honeywell MKV EGPWS with Landing Performance Enhancement (LPE) functionality. Honeywell International Inc
- [STC ST01276WI-D](https://openairdocs.org/stc/ST01276WI-D): Collins CMU-900 ACARS CORE Software Upgrade. Rockwell Collins Inc
- [STC ST02572SE](https://openairdocs.org/stc/ST02572SE): Operated in accordance with the Supplement to United Parcel Service (UPS) Airlines Weight and Balance Manual TTF-16T004-20-1 Revision A, dated October 31, 2017 as listed on the AML. United Parcel Service Company
- [STC SA5546NM](https://openairdocs.org/stc/SA5546NM): Installation of a cabin cargo handling system. Ancra International LLC
- [STC ST00152LA](https://openairdocs.org/stc/ST00152LA): Installation of Ancra International Cargo Handling System. Ancra International LLC
- [STC ST01120LA](https://openairdocs.org/stc/ST01120LA): Installation of insulation blankets. Triumph Insulation Systems LLC
- [STC ST04340NY](https://openairdocs.org/stc/ST04340NY): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0. Scandinavian Avionics Design ApS
- [STC ST00353LA-1](https://openairdocs.org/stc/ST00353LA-1): Installation of Aircraft Communications, Addressing and Reporting System (ACARS). Teledyne Controls
- [STC ST00399DE](https://openairdocs.org/stc/ST00399DE): Installation of nose radome shell assembly. The NORDAM Group LLC
- [STC ST02639LA](https://openairdocs.org/stc/ST02639LA): Replace the existing Mode S Transponder system. Aviation Communication and Surveillance Systems (ACSS) LLC
- [STC ST01895WI](https://openairdocs.org/stc/ST01895WI): Modification of an existing Rockwell Collins Global Landing Unit (GLU) Multi-Mode Receiver (MMR), Sensor Systems Inc. GPS Antenna and ACSS Transponder Installation. Rockwell International Collins Commercial Avionics
- [STC ST02636LA](https://openairdocs.org/stc/ST02636LA): Modification to upgrade the existing XS-950 Mode S Transponder system to add ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC

All 119: https://openairdocs.org/aircraft/N281UP/stcs.md

## Related

- Other Mcdonnell Douglas MD-11F aircraft: https://openairdocs.org/model/mcdonnell-douglas-md-11f/aircraft.md
- The Pratt & Whitney PW4000 series engine: https://openairdocs.org/engine/pratt-whitney-pw4000-series.md

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