# N391US: 1985 Boeing 737-3B7, registration cancelled 2008-07-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 16, 2008
- Status when cancelled: Valid registration
- Airframe: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (registry code 138447F)
- Engine: [CFM International CFM56 series](https://openairdocs.org/engine/cfm-international-cfm56-series) (registry code 13802)
- Serial number: 23313
- Year built: 1985
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: December 19, 1985
- Certificate issued: June 18, 2007
- Last registry action: June 18, 2007
- Mode S code: A48853
- Owner when cancelled: [Wells Fargo Bank Northwest Na Trustee](https://openairdocs.org/faa-owner/WELLS%20FARGO%20BANK%20NORTHWEST%20NA%20TRUSTEE)
- Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City)
- Owner type: Corporation
- Owner's area on the map: 40.7558° N, 111.8843° W: Placed by OpenAirDocs at the center of ZIP code 84111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N391US
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=391US
- Page: https://openairdocs.org/deregistered/N391US-2008-07-16

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Boeing 737-3B7: https://openairdocs.org/model/boeing-737-3b7.md

## Service difficulty reports (57, newest 50)

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

- [SDR USAA050996](https://openairdocs.org/sdr/USAA050996), Aug 9, 2005: SKIN. CRACKED. CLT - FOUND SKIN CRACKED 1.75 INCH, FS 727, STRINGER 20L. INSTALLED DOUBLER AND TRIPLER AND FILLERS IAW SRM 53-00-01 FIG 201. (M)
- [SDR SB05022](https://openairdocs.org/sdr/SB05022), Feb 2, 2005: STARTER. FAULTY. AT THE BEGINNING OF DESCENT INTO CLT, AN APU OVERSPEED OCCURRED RESULTING IN AN APU SHUTDOWN. THIS RESULTED IN A SINGLE GENERATOR OPERATION SINCE THE NR 1 ENGIN
- [SDR SB05018](https://openairdocs.org/sdr/SB05018), Jan 28, 2005: O-RING. DAMAGED. CLT - FLT556 - DURING CRUISE, ENROUTE FROM TPA TO DCA, CREW REPORTED LOSING SYSTEM B HYDRAULIC FLUID. FLIGHT DIVERTED TO CLT AND LANDED WITH A HYDRAULIC QUANTIT
- [SDR SB05011](https://openairdocs.org/sdr/SB05011), Jan 22, 2005: APU. MALFUNCTIONED. BDL - FLT902 - EN ROUTE FROM PHL TO BDL, THE NR 1 ENG CSD LOW OIL PRESSURE LIGHT ILLUMINATED. CREW DISCONNECTED THE CSD PER QUICK REF HANDBOOK PROCEDURES AND ST
- [SDR SB04164](https://openairdocs.org/sdr/SB04164), Dec 10, 2004: CONTROL UNIT. FAULTY. ATL - FLT1203 - FLIGHT DEPARTED CLT, EN ROUTE TO IAH, WITH THE NR 2 CSD/GENERATOR ON MEL 24-1 FOR LEAKING OIL. AT FL350, JUST PASSING ATL, THE APU OVERSPEED LIG
- [SDR USAASB04116](https://openairdocs.org/sdr/USAASB04116), Aug 31, 2004: REFLECTOR. INOPERATIVE. MAINTENANCE REPORTED THE FORWARD SERVICE DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE FORWARD SERVICE DOOR EXTERIOR EMERGENCY
- [SDR USAASB04115](https://openairdocs.org/sdr/USAASB04115), Aug 30, 2004: SOCKET. SHORTED. PIT - MAINTENANCE REPORTED THE OVERHEAD MOUNTED AISLE ILLUMINATION EMERGENCY LIGHTS AT SEAT ROWS 5 AND 9, LEFT SIDE, INOPERATIVE. MAINTENANCE FOUND SEAT ROW 5 L
- [SDR USAA040188](https://openairdocs.org/sdr/USAA040188), Apr 20, 2004: SKIN. CRACKED. CLT - FOUND SKIN CRACKED 2.5 INCHES, LOWER AFT CORNER OF FORWARD SERVICE DOOR CUTOUT STATION 344.47 WL, 207.5. INSTALLED DOUBLER EPR SRM 53-00-01. (M)
- [SDR USAA040011](https://openairdocs.org/sdr/USAA040011), Feb 2, 2004: SKIN. CRACKED. PIT - FOUND SKIN CRACKED .5 INCH, BS 727D AND S22L. CUT OUT DAMAGED AREA AND INSTALLED AN EXTERNAL DOUBELR PER SRM 53-00-01 FIG 229. (M)
- [SDR USAA040012](https://openairdocs.org/sdr/USAA040012), Feb 1, 2004: DOOR FRAME. CRACKED. PIT - FOUND FRAME CRACKED .5 INCH, LOWER AFT CORNER UNDER DOOR STOP FITTING. SPLICED IN NEW FRAME SECTION, REPLACED CORNER ANGLE AND DOUBLER PER SRM 51-70-11. (
- [SDR USAASB04001](https://openairdocs.org/sdr/USAASB04001), Jan 1, 2004: MOTOR. FAILED. DURING APPROACH, CREW REPORTED LE & TE FLAPS WOULD NOT EXTEND. CREW RECYCLED CIRCUIT BREAKERS PER MAINT CONTROL REQUEST, BUT CONDITION REMAINED. FLT DIVERTED AS
- [SDR USAASB03148](https://openairdocs.org/sdr/USAASB03148), Aug 23, 2003: CONTROL UNIT. INOPERATIVE. EN ROUTE FROM PHL-MSP, THE CREW REPORTED VIA ACARS THAT THEY HAD AN AFT CARGO COMPARTMENT FIRE BELL, BUT THE INDICATION WENT OUT BEFORE THE FIRE PROCEDURE COULD
- [SDR USAASB03060](https://openairdocs.org/sdr/USAASB03060), May 3, 2003: CONTROL VALVE. FAILED. AT FL330, NR 2 ENGINE BLEED TRIPPED. LT PACK WOULD NOT HOLD CABIN AT FL330. CREW INITIATED RAPID DESCENT TO FL180 WHERE CABIN PRESSURE STABILIZED. NR 2 ENGINE B
- [SDR USAASB03057](https://openairdocs.org/sdr/USAASB03057), Apr 30, 2003: REFLECTOR. INOPERATIVE. ATL - FOUND THE LEFT AFT FUSELAGE EMERGENCY EXIT LIGHT WITH A DEFECTIVE REFLECTOR. MAINTENANCE REPLACED THE REFLECTOR. (M)
- [SDR USAASB03013](https://openairdocs.org/sdr/USAASB03013), Jan 20, 2003: OUTFLOW VALVE. FAILED. PIT - FLT 231 - ON CLIMB-OUT, AT FL330, CABIN ALTITUDE BEGAN A RAPID CLIMB AT 2,000 FT PER MINUTE. CREW ACCOMPLISHED AN EMERGENCY DESCENT AND REGAINED CONTROL, 
- [SDR USAASB03009](https://openairdocs.org/sdr/USAASB03009), Jan 15, 2003: OUTFLOW VALVE. FAULTY. CLT - FLT 879 - AIRCRAFT EXPERIENCED AN AUTO PRESSURIZATION FAILURE WITH CABIN PRESSURE CLIMBING. STANDBY PRESSURIZATION KICKED IN, BUT DID NOT HELP. CAPTAIN SW
- [SDR USAA030004](https://openairdocs.org/sdr/USAA030004), Jan 7, 2003: SKIN. CRACKED. PIT - FOUND SKIN CRACKED 1.5 INCH LONG CRACK, STATION 727E LEFT SIDE STRINGER 22L. DOUBLER AND TRIPLER INSTALLED PER EA 75613. (M)
- [SDR USAASB02198](https://openairdocs.org/sdr/USAASB02198), Nov 2, 2002: BATTERY PACK. DISCHARGED. PIT - DURING WEEKLY CHECK, WHILE ACCOMPLISHING OPERATIONAL TEST OF EMERGENCY LIGHT SYSTEM, MAINTENANCE FOUND THE AFT GALLEY OVERHEAD EMERGENCY EXIT SIGN/AFT SER
- [SDR USAASB02153](https://openairdocs.org/sdr/USAASB02153), Aug 16, 2002: LIGHT. CORRODED. MAINTENANCE FOUND THE EXTERIOR EMERGENCY EXIT LIGHT, AT THE AFT ENTRY DOOR, INOPERATIVE. REMOVED AND REPLACED THE REFLECTOR ASSEMBLY, WHICH WAS FOUND CORRODED, 
- [SDR USAA020057](https://openairdocs.org/sdr/USAA020057), Feb 13, 2002: FRAME. CRACKED. CLT - FOUND CRACKED FRAME, STRAP WITH SHEARED FASTENER, BS 639 AND STRAP ABOVE STRINGER 17R. INSTALLED MANUFACTURED WEB PER EA 73163. (M)
- [SDR USAA020064](https://openairdocs.org/sdr/USAA020064), Feb 6, 2002: CLIP. CRACKED. PIT - FOUND SUPPORT CLIP CRACKED .1875 INCH IN RADIUS, STATION 294.5 S-7L SUPPORT ATTACH TO AFT SIDE OF FRAME. INSTALLED DOUBLER PER SRM 51-70-12. (M)
- [SDR USAA020063](https://openairdocs.org/sdr/USAA020063), Feb 6, 2002: FRAME. CRACKED. PIT - FOUND FRAME CRACKED .25 INCH, STATION 827 BETWEEN 58L AND 59L A/C DUCT BRACKET RIVET HOLE. MANUFACTURED AND INSTALLED ANGLE PER T/R 53-10-14. (M)
- [SDR 2002F00345](https://openairdocs.org/sdr/2002F00345), Feb 6, 2002: SPLICE. CRACKED. PIT - FOUND STRINGER SPLICE CRACKED .125 INCH AND .25 INCH LONG, COMING FROM RIVET HOLES, STATION 907 54R. INSTALLED SPLICE PER SRM 51-40-02. (M)
- [SDR USAA020062](https://openairdocs.org/sdr/USAA020062), Feb 6, 2002: SPLICE. CRACKED. PIT - FOUND STRINGER SPLICE CRACKED .125 INCH AND .25 INCH, COMING FROM RIVET HOLES, STATION 907 54R. INSTALLED SPLICE PER SRM 51-40-02. (M)
- [SDR USAA020061](https://openairdocs.org/sdr/USAA020061), Feb 6, 2002: DOOR FRAME. CRACKED. PIT - FOUND INTERIOR DOOR FRAME SKIN 1 INCH CRAC, STATION 950, S11L INTERIOR AFT ENTRY DOOR FORWARD DOOR FRAME. INSTALLED DOUBLER PER EA 73190, T/R 53-30-07A. (
- [SDR USAA020060](https://openairdocs.org/sdr/USAA020060), Feb 6, 2002: DOOR FRAME. CRACKED. PIT - FOUND INTERIOR DOOR FRAME SKIN CRACKED 1 INCH, STATION 950 S11R INTERIOR DOOR FRAME SKIN FOR AFT SERVICE DOOR. INSTALLED STRAP PER SRM 53-30-07 AND EA 731
- [SDR 2002F00344](https://openairdocs.org/sdr/2002F00344), Feb 6, 2002: SPLICE. CRACKED. PIT - FOUND TWO STRINGER SPLICES CRACKED .125 INCH AND .25 INCH LONG, COMING FROM RIVET HOLES, STATION 907 54L. INSTALLED NEW SPLICE PER 51-40-02. REF USAA02005
- [SDR USAA020059](https://openairdocs.org/sdr/USAA020059), Feb 6, 2002: SPLICE. CRACKED. PIT - FOUND TWO STRINGER SPLICES CRACKED .125 INCH AND .25 INCH LONG, COMING FROM RIVET HOLES, STATION 907 54L. INSTALLED NEW SPLICE PER 51-40-02. (M)
- [SDR USAA020058](https://openairdocs.org/sdr/USAA020058), Feb 6, 2002: FRAME. CRACKED. PIT - FOUND FRAME CRACKED .5 INCH, FS 767 BETWEEN S8R-S9R A/C DUCT BRACKET RIVET HOLE. INSTALLED PLUGS PER TYPICAL REPAIR 53-10-14. (M)
- [SDR USAA020066](https://openairdocs.org/sdr/USAA020066), Feb 4, 2002: WINDOW FRAME. CRACKED. PIT - FOUND WINDOW FRAME CRACKED .5 INCH, UPPER AFT CORNER OF COCKPIT WINDOW 1R FRAME. CRACK ROUTED, AND DOUBLER INSTALLED AFTER NDT PER SRM 53-10-01. (M)
- [SDR USAA020065](https://openairdocs.org/sdr/USAA020065), Feb 4, 2002: WINDOW FRAME. CRACKED. PIT - FOUND WINDOW FRAME CRACKED .5 INCH, UPPER AFT CORNER OF COCKPIT WINDOW 1L FRAME. ROUTED CRACK, NDT'D AND INSTALLED DOUBLER PER SRM 53-10-01. (M)
- [SDR USAA020068](https://openairdocs.org/sdr/USAA020068), Jan 23, 2002: FITTING. CRACKED. PIT - FOUND LEFT MLG BEAM SUPPORT FITTING 1 INCH LONG VERTICAL CRACK, TOP INBOARD FASTENER FROM BEAM PIN SLOT TO FTG EDGE. REPLACED FITTING PER BOEING SB 737-57
- [SDR USAA020067](https://openairdocs.org/sdr/USAA020067), Jan 23, 2002: BEAM. CRACKED. PIT - FOUND LEFT MLG BEAM SUPPORT WITH TWO CRACKS MERGED INTO ONE AT 1.5 INCH LONG, RT MLG BEAM SUPPORT FTG TOP FASTENER INBOARD OF BEAM. REPLACED FITTING PER B
- [SDR USAA020056](https://openairdocs.org/sdr/USAA020056), Jan 21, 2002: FRAME. CRACKED. PIT - FOUND FRAME CRACKED TWO PLACES .5 INCH AND .25 INCH IN LENGTH, FRAME 663.75 AT 5.3R. REPAIRED WITH ANGLE DOUBLER AND STRINGER SPLICE PER SRM 53-00-07 FIG 
- [SDR USAA020055](https://openairdocs.org/sdr/USAA020055), Jan 21, 2002: SKIN. CHAFED. PIT - FOUND SKIN CHAFED .5 INCH BY .5 INCH BY .5 INCH BY .25 INCH, STATION B06 BETWEEN S12L-8L. INSTALLED DOUBLER PER EA 73245. (M)
- [SDR USAA020019](https://openairdocs.org/sdr/USAA020019), Jan 11, 2002: STRINGER. CRACKED. PIT - FOUND STRINGER TIES WITH TWO CRACKS .25 INCH, FS 380 STRINGER NR 1L AND NR 2L. REPLACED WITH IDENTICAL P/N PER SRM 51-40-02. (M)
- [SDR USAA020018](https://openairdocs.org/sdr/USAA020018), Jan 11, 2002: DOOR FRAME. CRACKED. PIT - FOUND FRAME CRACKED 1 INCH, DOOR FRAME CUT OUT INTERIOR SKIN STATION 950 AT S11L. FABRICATED AND INSTALLED PER EA 73190 WITH TYPICAL REPAIR 53-30-07A. (M)
- [SDR USAASB01269](https://openairdocs.org/sdr/USAASB01269), Sep 24, 2001: LIGHT. DISCONNECTED. TPA - MAINTENANCE FOUND THE EMERGENCY LIGHT AT ROW 4, LEFT SIDE, DISCONNECTED FROM SEAT. MAINTENANCE RECONNECTED LIGHT ASSEMBLY. OPERATIONAL CHECK GOOD. (M)
- [SDR USAASB01184](https://openairdocs.org/sdr/USAASB01184), Jun 26, 2001: BATTERY PACK. DISCHARGED. GSO - MAINTENANCE FOUND THE EMERGENCY LIGHTS ON THE SEATS IN AFT CABIN DIM. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPS CHECK GOOD. (M)
- [SDR USAASB01177](https://openairdocs.org/sdr/USAASB01177), Jun 16, 2001: LIGHT. INOPERATIVE. BWI - MAINTENANCE FOUND THE FLOOR LEVEL OVERWING EMERGENCY EXIT LIGHT BROKEN/INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY EXIT LIGHT ASSEMBLY. OP
- [SDR USAASB01040](https://openairdocs.org/sdr/USAASB01040), Feb 7, 2001: ACM. FAILED. SAV - FLT 357 - EN ROUTE FROM MCO-DCA, AT FL330, FLIGHT LOST PRESSURIZATION CONTROL. CABIN ALTITUDE WARNING HORN SOUNDED AS THE CABIN INDICATOR SHOWED THE CABIN
- [SDR USAASB00337](https://openairdocs.org/sdr/USAASB00337), Nov 29, 2000: VALVE. FAULTY. PIT - FLT 307 - AIRCRAFT DEPARTED PIT WITH THE RIGHT PACK INOPERATIVE DUE TO MEL 21-19C (RIGHT PACK AIR MIX VALVE INOPERTIVE). AFTER TAKEOFF, THE AIRCRAFT WOULD
- [SDR USAA002119](https://openairdocs.org/sdr/USAA002119), Nov 22, 2000: ANGLE. CRACKED. PIT - FOUND CHORD ANGLE CRACKED 2 INCHES, RIGHT CHORD ANGLE AT RWL 207 ON 178 BULKHEAD. CUT OUT CRACKS AND INSTALLED DOUBLER PER SRM 53-10-07 204. (M)
- [SDR USAA002121](https://openairdocs.org/sdr/USAA002121), Nov 22, 2000: ANGLE. CRACKED. PIT - FOUND CHORD ANGLE CRACKED 2 INCHES, LEFT CHORD ANGLE AT LWL 207 ON 178 BULKHEAD. CUT OUT DAMAGED AND INSTALLED DOUBLER PER SRM 53-10-08 FIG 204. (M)
- [SDR USAA002120](https://openairdocs.org/sdr/USAA002120), Nov 22, 2000: ANGLE. CRACKED. PIT - FOUND CHORD ANGLE CRACKED 2 INCHES, WL 184 BL 0 AFT SIDE. CUT OUT CRACK AND INSTALLED DOUBLER PER SRM 53-10-08. (M)
- [SDR USAASB00041](https://openairdocs.org/sdr/USAASB00041), Feb 13, 2000: UPLOCK TARGET. DIRTY. PIT - FLT 341 - AFTER TAKEOFF FROM PIT WITH LANDING GEAR LEVER IN THE UP POSITION, THE RED NOSE GEAR LIGHT REMAINED ILLUMINATED WITH THE GREEN NOSE GEAR LIGHT F
- [SDR AASB00040](https://openairdocs.org/sdr/AASB00040), Feb 13, 2000: ACM. OVERSERVICED. MCO - FLT 675 - EN ROUTE ABE TO MCO, EXHAUST FUMES AND A OIL SMELL WAS NOTICEABLE IN THE COCKPIT THROUGHOUT THE FLIGHT. ALSO, TEMPERATURE CONTROL WAS VERY SENSI
- [SDR USAASB98186](https://openairdocs.org/sdr/USAASB98186), Jul 17, 1998: CHECK VALVE. LEAKING. PIT - FLT 1665 - AFTER TAKEOFF FROM PIT, AIRCRAFT WOULD NOT PRESSURIZE IN AUTO, STANDBY OR MANUAL AC. OUTFLOW VALVE INDICATED CLOSED. CREW WENT THROUGH PROCEDUR
- [SDR USAASB98165](https://openairdocs.org/sdr/USAASB98165), Jun 30, 1998: BATTERY PACK. DISCHARGED. PIT - MAINTENANCE FOUND THE MID CABIN CENTER AISLE EMERGENCY EXIT SIGN AND THE LEFT OVERWING EMERGENCY EXIT SIGN INOP. MAINTENANCE REMOVED AND REPLACED THE BATT
- [SDR 98ZZZM555](https://openairdocs.org/sdr/98ZZZM555), Jun 30, 1998: BATTERY CHARGER. INOPERATIVE. PIT - MAINTENANCE FOUND THE MID CABIN CENTER AISLE EMERGENCY EXIT SIGN AND THE LEFT OVERWING EMERGENCY EXIT SIGN INOP. MAINTENANCE REMOVED AND REPLACED THE BATT

All 57: https://openairdocs.org/deregistered/N391US-2008-07-16/reports.md

## Other aircraft with N391US

- [Cancelled 2026-08-20](https://openairdocs.org/deregistered/N391US-2026-08-20): Shield Ai V-BAT, S/N VB-200039. Exported to Netherlands. Owner: [Shield Ai Inc](https://openairdocs.org/faa-owner/SHIELD%20AI%20INC), [Frisco, TX](https://openairdocs.org/faa-place/TX/Frisco)

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