N37516
Registered owner: WILMINGTON TRUST CO TRUSTEE, DE (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| UNITED AIRLINES, INC. (CALA) | Operator | on 2023-06-28 | Operator named in NTSB report |
| UNITED AIRLINES, INC. (CALA) | Operator | on 1967-09-08 | Operator named in NTSB report |
Accident & incident history
Operated by United Airlines (per NTSB report)
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
12 reports on file, 2021-11-10 – 2026-06-27.
Part: LIGHT — DETACHED (ZONE 200) · airframe 18,747 hrs · 6,206 cycles
LIGHT FELL OFF BOTTOM OF SEAT 8C SEAT 8C EMERGENCY LIGHT TRIM IS DANGLING, COMPLIED WITH PART 1 OF INTERIM REPAIR.
Part: DRAIN — CLOGGED (ZONE 100) · airframe 17,408 hrs · 5,775 cycles
DURING WALK AROUND IT WAS NOTICED SMOKE COMING OUT FROM FUSELAGE CLOSE TO RT STAB, PERFORMED INTERNAL VISUAL INSPECTION OF AFT UNPRESSURIZED AREA AND TAIL CONE AREA IAW AMM 05-41-03. NO HYDRAULIC LEAKS FOUND. FOUND TAIL CONE AREA DRAIN POINT TOTALLY CLOGGED AND FLUID ACCUMUL ATED ON THE AREA (COMBINATION OF WATER AND DE-ICING) REACHING APU EXHAUST DUCT. DRAIN WAS UNPLUGGED AND ALL FLUID DRAINED. AREA CLEANED. HYDRAULIC & APU OPS ACCOMPLISHED. NO HYDRAULIC LEAKS FOUND AND NO FLUID BURNING VAPORS NOTICED.
Part: SLIDE — NO DISCREPANCY (ZONE 800) · airframe 15,878 hrs · 5,263 cycles
EMERGENCY SLIDE PIECE IS TOUCHING THE GROUND AT 1R. INSPECTED SLIDE GURT BAR MATERIAL. OK FOR SERVICE REF AMM 25-66-01
Part: SILL DRAIN — CLOGGED (ZONE 200) · airframe 15,847 hrs · 5,253 cycles
WHEN TURNING L OR R ON GROUND STRONG SEWER SMELL FROM AFT LAV A REA ODOR IS COMING FROM CLOGGED AFT DOOR SILL DRAINS. BEGAN UNCLOGGING DRAINS REF AMM 38-31-00-100-801. CLOG PERSISTS. PERFORMED ROUTINE SOAK OF AFT GALLEY DOOR SILL DRAINS IN REFERENCE TO AMM 38-31-00. AFTER SEVERAL HOURS AND USING VACUUM TO SUCK AND BLOW AIR THROUGH DRAIN ON OUTSIDE OF AIRCRAFT, NORMAL FLOWRATE WAS RESTORED AND ALL SCENTS WERE ELIMINATED.
Part: ENGINE — OVERHEATED (NR 1) · airframe 8,366 hrs · 2,728 cycles
NUMBER 1 ENGINE OVERHEAT WARNING ON TAXI IN. SHUT DOWN ENGINE/PU LLED FIRE HANDLE/BLEW 1 BOT. UPON ARRIVAL FOUND FUEL DRIPPING FROM #1 ENGINE CORE AREA, OPENED COWLS AND FOUND EXTENSIVE FIRE DAMAGE TO LEFT SIDE OF ENGINE HOT SECTION. UNABLE TO IDENTIFY SOURCE OF FUEL LEAK AT THIS TIME. NEEDS FURTHER EVALUATION. REMOVED AND REPLACED ENG#1 AND ALSO REPLACED ENG #1 FIRE EXTINGUSHING BOTTLE DUE TO BEING USED, OP CHECK TEST GOOD.ROTABLE PARTS CHANGE WAS INDICATED - TT # 1868474 SN OFF 0467 ENGINE, BASIC, OFF 42-7200-9-0001 0467 ON 42-7200-9-0001 3512. BOTTLE, FIRE, E OFF 42-2621-9-0001 6861 ON 42-2621-9-0001 0441.
Part: SKIN — NONE (FUSELAGE) · airframe 5,588 hrs · 1,815 cycles
REF. CATEGORY B REPAIR PERFORMED ON FUSELAGE SKIN STA. 835 AT S-23L ON LT. SIDE REAR 12" FORWARD OF TOILET SERVICE PANEL REQUIRES INSPECTION AT INITIAL THRESHOLD OF 50,000 TOTAL FLIGHT CYCLES AND REPEAT INTERVALS OF 4,000 FLIGHT CYCLES AS LISTED IN TABLE 203. OF SRM: 53-00-01-2R-12, REPAIR 12 AND FIG. 202/REPAIR 12. TABLE 203/REPAIR 12 AND FIG. 202. REF. L/P# 9064696 REPAIRED PER. EC/RA 5330-06968 PART 3 AND DIP FOR RE-INSPECTION AS LISTED IN SRM: 53-00-01-2R-12 GIVEN IN IAW SRM 53-00-01-2R-12 TABLE 203, PERFORM AN EXTERIOR DETAILED TOMC-APPROVAL FROM SC1ELBYC COMMENT VISUAL INSPECTION OF REPAIR AT 50,000 PTC AND EVERY 4000 CYCLES THEREAFTER QC REVIEWED RECORDS UDPATE QC REVIEWED INIT: AT 50,000 TAFC INIT(-0058) WILL AUTO ITO TO RIR (-0059) RIR: EVERY 4,000 FC.....LN/U253409
Part: SKIN — NONE (REAR FUSELAGE) · airframe 5,588 hrs · 1,815 cycles
RAMP REPORTED SCRATCH ON LEFT SIDE REAR FUSELAGE 12" FWD OF TOILET SERVICE PANEL. APROX 1/16" DEPTH. AND PERMANENT REPAIR PER PART 3 WITHIN 250 FLIGHT CYCLES (NO LATER THAN 1829 TFC) INTERIM REPAIR COMPLIED WITH IAW ECRA 5330-06968. ACCOMPLISH INSPECTION OF REPAIR PER PART 2 OF ECRA EVERY 100 FLIGHT CYCLES TOMC APPROVED TO ACCOMPLISH INSPECTION PER PART 2 EVERY 100 FC TOMC-APPROVAL FROM SC1ELBYC COMMENT AND PERMANENT REPAIR PER PART 3 WITHIN 250 FC (NO LATER THAN 1829 TFC).IN REFERENCE WITH ECRA 5330-06969 DENT IS LOCATED .5" ABOVE UPPER EDGE OF LOWER SKIN OF LAP JOINT ACCOMPLISHED STEP-4 PER ECRA #5330-06969 HFEC INSPECTION PER 737 CORRECTION ACCOMPLISHED HFEC INSPECTION PER ECRA: 5330-06968 QC 12" FWD OF FWD EDGE OF LAV SVC DOOR ABOVE STG 23L, DENT NDT MANUAL PART-6 51-00-00 PROCEDURE 4 REF TO PART 1 INTERIM STEP #3 NOT #4 PER ABOVE STEP SIGN OFF. DIMENSIONS ARE L=2.5" X W=1.5 & .067" DEEP BEYOND LIMITS IAW SRM REPAIR QC087. 53-00-01-01A FIG103 DETAIL G, SUB- STRUCTURE IS NOT AFFECTED QC REVIEWED. RIR: 100 FC T/A: 250 FC (NO LATER THAN 1829 TFC)...NC/U342507 RECORDS UPDATE PERFORMED AN HFEC PER 737 NDT PART 6 , NO CRACKS DETECTED AT THIS TIME. CRACKS NOTED. C/W EC/RA 5330-06968 PART 2 STEP 1 AND STEP 2. INSPECTED DENT AND REWORKED AREA REF. NDT PART 6, 51-00-00, PROCEDURE 23. NO ACP HFEC IAW NTM PART 6 51-00-00 PROCEDURE 4 NO CRACKS FOUND INSULATION WAS REMOVED AND/OR DISPLACED FOR ACCESS OF INSPECTION WORK PERFORMED AND SIGN OFFS. MARKED. PO 3124757 (TO BE MACHINED
Part: BRAKE ASSY — CRACKED (1MLG BRAKE ASSY) · airframe 4,669 hrs · 1,544 cycles
#1 MAIN BRAKE ASSY KEYS CRACKED. REMOVED AND REPLACED # 1 BRAKE ASSY.
Part: TIRE — LOW PRESSURE (#4 MLG WHEEL ASS) · airframe 4,669 hrs · 1,544 cycles
#4 MLG TIRE PRESSURE BELOW LIMITS. R/R #4 MLG WHEEL ASSY.
Part: BRAKE ASSY — CRACKED (#2 MLG BRAKE ASS) · airframe 4,673 hrs · 1,545 cycles
#2 MAIN BRAKE ASSY KEYS CRACKED. REMOVED AND REPLACED #2 MLG BRAKE ASSY. BLEEDING AND INSTALLATION TEST GOOD.
Part: SHROUD — LOOSE (SEAT 8 TO 35C) · airframe 3,460 hrs · 1,185 cycles
COACH SEATS, EPL SHROUDS ARE LOOSE AT 8,9,10,11,12,14,15,20,21,22,25,28,29,30,31,32,34,35C. SECURED EPL SHROUDS LISTED SEATS, CMM 25-21-65, PATH LIGHTING OPS. CHK''S. GOOD.
Part: NONE — LOOSE (SEAT 11 TO 37C) · airframe 2,168 hrs · 789 cycles
COACH SEAT EPL SHROUDS ARE LOOSE AT SEATS 10,11,12,14,15,22,23,24,25,28,29,30,31,32,34,35,36,37C. SECURED ALL EPL SHROUDS LISTED ABOVE IAW CMM 25-21-65, ALL EPL OPS. CHK''S. GOOD