# N511AU: 1987 Boeing 737-3B7, registration cancelled 2008-08-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 5, 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: 23594
- Year built: 1987
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: September 17, 1987
- Certificate issued: October 31, 2006
- Last registry action: October 31, 2006
- Mode S code: A66539
- Owner when cancelled: [737 Portfolio Trust](https://openairdocs.org/faa-owner/737%20PORTFOLIO%20TRUST)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Corporation
- Owner's area on the map: 39.7357° N, 75.5321° W: Placed by OpenAirDocs: center of Wilmington, DE, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N511AU
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=511AU
- Page: https://openairdocs.org/deregistered/N511AU-2008-08-05

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 (45)

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

- [SDR SB07060](https://openairdocs.org/sdr/SB07060), Aug 7, 2007: POWER SUPPLY. INOPERATIVE. BOS - MAINTENANCE REPORTED THE R2 DOOR EMERGENCY EXIT LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE POWER SUPPLY ALONG WITH THE BATTERY PACK. OPERATIO
- [SDR SB07057](https://openairdocs.org/sdr/SB07057), Jul 17, 2007: WINDSHIELD. CRACKED. JAX - FLT 983 - ON DESCENT INTO JAX, THE CAPTAIN'S NR 1 WINDSHIELD ARCED AND THEN CRACKED. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLA
- [SDR SB07053](https://openairdocs.org/sdr/SB07053), Jul 11, 2007: BATTERY PACK. DISCHARGED. PIT - MAINTENANCE REPORTED THE AFT GALLEY EMERGENCY EXIT LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE AFT LEFT BATTERY PACK. OPERATIONAL CHECK GOOD.
- [SDR SB07050](https://openairdocs.org/sdr/SB07050), Jul 4, 2007: BATTERY PACK. DISCHARGED. DCA - MAINTENANCE REPORTED THE AFT CABIN EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED BOTH THE AFT LEFT AND AFT RIGHT BATTERY PACKS. OPERATION
- [SDR USAA070365](https://openairdocs.org/sdr/USAA070365), May 8, 2007: SHEAR TIE. CORRODED. ON SHEAR TIE, BS 986.5, BETWEEN S-26R & S-27L HAS CORROSION. REMOVED & REPLACED SHEAR TIE, & PORTION OF S-26R FOR ACCESS PER SRM 53-00-03; CORR LEVEL 2, DEFECT 
- [SDR USAA070366](https://openairdocs.org/sdr/USAA070366), May 8, 2007: FLOORBEAM. CORRODED. FLOORBEAM T-CAP AT BS 986.5, BL 0.0-BL 5 HAS CORROSION. FAB'D & INSTALLED FILLERS, ANGLES, STRAPS PER EA 98654, CORR LEVEL 2, DEFECT SIZE: 4 AREAS; 2 = 1" X .75
- [SDR USAA200705003](https://openairdocs.org/sdr/USAA200705003), May 1, 2007: SKIN. CRACKED. FOUND 2.25" CRACK AT STA 727D AT STR 23L. (CLT) INSTALLED DOUBLER PER TR 53-60-03A.
- [SDR USAA070076](https://openairdocs.org/sdr/USAA070076), Jan 31, 2007: INTERCOSTAL. CRACKED. FOUND INTERCOSTAL CRACKED, S-11L AT STA 295. INSTALLED MOD KIT PER EO 5305V203, DEFECT SIZE: .5".
- [SDR USAA070077](https://openairdocs.org/sdr/USAA070077), Jan 31, 2007: FRAME. CRACKED. FOUND FRAME WITH TWO CRACKS, .250" AND .750", BS 492 S-24R, WL 160, WL 162. FABRICATED AND INSTALLED REPAIR PARTS AND MACHINED TWO DOOR STOP FITTINGS PER EA 984
- [SDR USAA070078](https://openairdocs.org/sdr/USAA070078), Jan 31, 2007: FRAME. CRACKED. FOUND FRAME WITH TWO CRACKS 1 INCH AND 1/4 INCH, STA 440, WL160 AND WL 162. TRIMMED OUT DAMAGE, FAB'D DOUBLERS AND SHIMS AND INSTALLED PER EA 98425, DEFECT SIZE
- [SDR USAA070079](https://openairdocs.org/sdr/USAA070079), Jan 31, 2007: INTERCOSTAL. CRACKED. FOUND INTERCOSTAL CRACKED, S-12L AT STA 295. DEFECTIVE PART REPLACED WITH IDENTICAL PART PER EO 5305V203 DWG 65-17684, DEFECT SIZE: .5".
- [SDR USAA070071](https://openairdocs.org/sdr/USAA070071), Jan 30, 2007: STRINGER. CRACKED. FOUND STRINGER CRACKED, BS 348, S-15L BRACKET STRINGER ATTACH. REPLACED PART PER SRM 51-10-02, DEFECT SIZE: .5.
- [SDR USAA070072](https://openairdocs.org/sdr/USAA070072), Jan 30, 2007: STRINGER. CRACKED. FOUND STRINGER CRACKED, FWD OF STA 360 FRAME S-14L. REPLACED PART PER SRM 510-10-02 AND BOEING DWG 65-17685, DEFECT SIZE: .5".
- [SDR USAA070073](https://openairdocs.org/sdr/USAA070073), Jan 30, 2007: FRAME. CRACKED. FOUND FRAME CRACKED, BS 847 S-23R WL 160. REMOVED DAMAGE AND INSTALLED REPAIR ANGLES PER EA 98427 REV A, DEFECT SIZE: .500.
- [SDR USAA070074](https://openairdocs.org/sdr/USAA070074), Jan 30, 2007: FRAME. CRACKED. FOUND FRAME CRACKED STA 440, WL 180. TRIMMED OUT DAMAGED, FAB'D DOUBLERS AND SHIMS AND INSTALLED PER EA 98425, DEFECT SIZE: 1/32".
- [SDR USAA070075](https://openairdocs.org/sdr/USAA070075), Jan 30, 2007: ATTACH ANGLE. CRACKED. FOUND CRACKS IN ATTACH ANGLES AT STA 348-351, S-16L. REMOVED DAMAGED ANGLES, FAB'D NEW PART (3) PER EO 5305V203, SRM 53-10-04. .25 INCH DEFECT SIZE.
- [SDR SB06070](https://openairdocs.org/sdr/SB06070), Jul 16, 2006: CHARGER. FAULTY. CLT - THE EMERGENCY LIGHTS IN THE AFT SIX ROWS WERE FOUND INOPERATIVE. MAINTENANCE REPLACED THE AFT BATTERY CHARGER. OPERATIONALLY CHECKS OK.
- [SDR USAA060815](https://openairdocs.org/sdr/USAA060815), Jun 12, 2006: SKIN. CRACKED. BS 951 BETWEEN 13R THRU 15R RIGHT AFT SERVICE DOOR LOWER HINGE CUTOUT. INSTALLED DOUBLER IAW SRM 53-60-01 REPAIR 7 T/R 53-60-10, DEFECT SIZE: .75 INCH.
- [SDR USAA060804](https://openairdocs.org/sdr/USAA060804), Jun 9, 2006: SKIN. CRACKED. STA 951 BETWEEN S10R AND S12R CRACKED. INSTALLED DOUBLER IAW SRM 53-60-01 REPAIR 5, DEFECT SIZE: .75 INCH.
- [SDR USAA060790](https://openairdocs.org/sdr/USAA060790), Jun 8, 2006: SKIN. CRACKED. LOCATION: FUSELAGE SKIN AFT ENTRY DOOR UPPER HINGE CUTOUT BS 947.5 3" BELOW STR 11L ACTION: DAMAGED AREA CUT OUT, FABRICATION OF FILLER AND DOUBLER MADE AND INS
- [SDR USAA060789](https://openairdocs.org/sdr/USAA060789), Jun 8, 2006: SKIN. CRACKED. LOCATION: LOWER DOOR HINGE CUTOUT AT FWD SERVICE DOOR BETWEEN BEAM S5 AND 6 ACTION: INSTALLED DOUBLER IAW TR 52-10-13 DEFECT SIZE: .50
- [SDR USAA051052](https://openairdocs.org/sdr/USAA051052), Aug 24, 2005: SKIN. CRACKED. CLT - FOUND SKIN CRACKED 1 INCH, OUTBOARD LOWER SKIN OF NR 6 SLAT. INSTALLED DOUBLER IAW SRM 57-43-01. (M)
- [SDR USAA050971](https://openairdocs.org/sdr/USAA050971), Aug 3, 2005: SKIN. CRACKED. CLT- C4 - SKIN, OB LOWER LE SKIN OF NR 6 SLAT CRACKED MKD 1 INCH CRACK. INSTALLED DOUBLER IAW SRM. (K)
- [SDR USAA200506004](https://openairdocs.org/sdr/USAA200506004), Jun 29, 2005: SKIN. CRACKED. 2.25 INCH CRACK FOUND AT 727E, S25R ON SKIN. INSTALLED DOUBLER IAW SRM 53-00-01 FIG. 229.
- [SDR SB05071](https://openairdocs.org/sdr/SB05071), Jun 16, 2005: LIGHT. SHORTED. CLT MAINTENANCE REPORTED THE EMERGENCY LIGHT AT SEAT ROW 22 WAS SHORTED. MAINTENANCE REMOVED AND REPLACED THE LIGHT ASSEMBLY AND THE FUSE IN THE EMERGENCY LIGHT
- [SDR SB05012](https://openairdocs.org/sdr/SB05012), Jan 22, 2005: HOLDER. FAILED. PHL - MAINTENANCE REPORTED THE EMERGENCY LIGHT AT SEAT 13C INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE HOLDER AT SEAT 13C. OPERATIONAL CHECK NORMAL.
- [SDR USAA040404](https://openairdocs.org/sdr/USAA040404), Aug 5, 2004: CARGO TRACK. CORRODED. PIT - FOUND CARGO TIE DOWN CORRODED APPROX 2 FT AREA, FLOOR SUPPORT STATION 945 LEFT SIDE AFT CARGO COMPARTMENT. CARGO TIE DOWN SECTION MFG FROM SUPPLIED CCN 17
- [SDR USAA040405](https://openairdocs.org/sdr/USAA040405), Aug 4, 2004: SKIN. WORN. FOUND SKIN ATTACH HOLES WORN, SURFACE WEAR RIGHT WHEEL WELL LOWER KEEL BEAM ANGLE STATION 717-727. REPAIRED PER EA 78753 REWORK OF SURFACE WEAR. MOD PART INSTLA
- [SDR USAA040403](https://openairdocs.org/sdr/USAA040403), Aug 4, 2004: SKIN. GOUGED. PIT - FOUND SKIN GOUGED .015 INCH TO .025 INCH DEEP, STATION 860-875 STRINGER 1, TO 2L TO 2R. DOUBLER REPAIR PER EA 78807. (M)
- [SDR USAA040402](https://openairdocs.org/sdr/USAA040402), Jul 26, 2004: FRAME. DENTED. PIT - FOUND FRAME DENTED 1 INCH BY 2 INCH, FRAME AT AFT CARGO AT STATION 827 BETWEEN STRINGER 24L AND 25L. CUT OUT DAMAGE AND INSTALLED DOUBLER PER TR 53-60-07.
- [SDR USAASB03132](https://openairdocs.org/sdr/USAASB03132), Aug 6, 2003: LIGHT. INOPERATIVE. PHL - FOUND EMERGENCY PATH LIGHT INOPERATIVE AT ROW 15. MAINTENANCE REPAIRED THE LIGHT ASSEMBLY. (M)
- [SDR USAASB03064](https://openairdocs.org/sdr/USAASB03064), May 10, 2003: BATTERY PACK. INOPERATIVE. MAINTENANCE FOUND THE EMERGENCY LIGHTS ABOVE THE AFT SERVICE DOOR, THE AFT GALLEY CENTER EXIT LIGHT AND THE LIGHT AFT OF THE AFT ENTRY DOOR, INOPERATIVE. MAINTE
- [SDR USAASB03039](https://openairdocs.org/sdr/USAASB03039), Mar 12, 2003: LIGHT. FAILED. ATL - MAINTENANCE REPORTED THE AFT ENTRY DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE LIGHT ASSEMBLY. OP CHECK GOOD. (M)
- [SDR USAA020413](https://openairdocs.org/sdr/USAA020413), Oct 31, 2002: SKIN. CRACKED. PIT - FOUND SKIN CRACKED 1.25 INCH LONG, STATION 380 B/L 0. INSTALLED DOUBLER PER TYPICAL REPAIR 53-30-07 AND EA 75219C. (M)
- [SDR USAASB02140](https://openairdocs.org/sdr/USAASB02140), Jul 25, 2002: WIRE. DISCONNECTED. ORD - MAINTENANCE FOUND THE EMERGENCY EXIT AISLE LIGHT AT SEAT 6C INOPERATIVE. MAINTENANCE RESPLICED THE WIRE CONNECTION AT THE INBOARD ARMREST ASSEMBLY AT SEAT
- [SDR USA2002F00063](https://openairdocs.org/sdr/USA2002F00063), Apr 21, 2002: SHROUD. BURNED. AFTER TAKEOFF, CREW NOTED AN OVERTEMP CONDITION ON THE RIGHT ENGINE. THE TOWER INFORMED THE CREW THAT BLACK SMOKE WAS POURING FROM THE ENGINE. THE CREW REDUCED 
- [SDR USAASB02078](https://openairdocs.org/sdr/USAASB02078), Apr 21, 2002: ENGINE. MAKING METAL. CLT - FLT 379 - AFTER TAKEOFF, CREW NOTED AN OVERTEMP CONDITION ON THE RIGHT ENGINE. THE TOWER INFORMED THE CREW THAT BLACK SMOKE WAS POURING FROM THE ENGINE. T
- [SDR USAASB02041](https://openairdocs.org/sdr/USAASB02041), Mar 2, 2002: ODOR. DETECTED. PHL - FLT 370 - ON CLIMB-OUT FROM PWM, EN ROUTE TO PHL, FLIGHT ATTENDANTS REPORTED A SULFUR SMELL WHICH DISSIPATED. ON DESCENT INTO PHL, AT THE END OF THE FLIGH
- [SDR USAASB01326](https://openairdocs.org/sdr/USAASB01326), Nov 25, 2001: BATTERY PACK. DISCHARGED. GSO - MAINTENANCE FOUND THE EMERGENCY EXIT LIGHT OVER THE FORWARD SERVICE DOOR INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPERATIONAL CHECK
- [SDR USAASB01054](https://openairdocs.org/sdr/USAASB01054), Feb 21, 2001: HYDRAULIC LINE. RUPTURED. CLT - FLT 1507 - ON CLIMB-OUT, AT FL100, THE B HYDRAULIC SYSTEM LOW PRESSURE LIGHT ILLUMINATED WITH HYDRAULIC QUANTITY INDICATING ZERO. CAPTAIN DECLARED AN EMER
- [SDR USAASB00357](https://openairdocs.org/sdr/USAASB00357), Dec 25, 2000: CONTROLLER. FAILED. PIT - FLT 843 - SHORTLY AFTER TAKEOFF, BETWEEN 2,000 TO 3,000 FEET, THE PRESSURIZATION SYSTEM FAILED IN THE AUTO MODE. FLIGHT RETURNED TO FIELD AT PIT AND LANDE
- [SDR USAASB00023](https://openairdocs.org/sdr/USAASB00023), Jan 24, 2000: BATTERY PACK. DISCHARGED. PIT - MAINTENANCE FOUND THE FORWARD SERVICE DOOR EXTERIOR ESCAPE SLIDE EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPERATION
- [SDR USAASB99042](https://openairdocs.org/sdr/USAASB99042), Feb 18, 1999: BATTERY PACK. DISCHARGED. ROC - MAINTENANCE FOUND THE CENTER RIGHT OVERWING EXIT EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPS CHECK GOOD. (M)
- [SDR USAASB95020](https://openairdocs.org/sdr/USAASB95020), Nov 27, 1995: DOOR. AIR LEAK. IND - FLT NR 2116 - ON CLIMB-OUT, AIRCRAFT WOULD NOT PRESSURIZE. FLIGHT CREW REPORTED LEAK AROUND L1 DOOR. RETURNED TO IND AND LANDED WITHOUT INCIDENT. MAINTENA
- [SDR USAA950898](https://openairdocs.org/sdr/USAA950898), Aug 20, 1995: DOOR. NOT CLOSED. JAX - FLT NR 8645 - RETURN TO JAX DUE TO THE MAIN CABIN DOOR NOT BEING CLOSED PROPERLY. THE CAPTAIN DID NOT RECEIVE ANY LIGHTS IN THE COCKPIT PRIOR TO DEPARTURE

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