N900DU

BOEING 737-900ER · 2018 · Fixed-wing multi-engine · 2 engines · 222 seats · Valid Registration

Registered owner: DELTA AIR LINES INC, GA (owner ≠ operator)

Operators of this aircraft

Who operated this tail, and how firmly we know it.

OperatorRolePeriodBasis
DELTA AIR LINES, INC. (DALA)Operatoron 2024-02-08Operator named in NTSB report

Accident & incident history

Incident · 2024-02-08 Operator named in NTSB report
BOEING 737-900ER NUSCDELTA AIR LINES, INC.

Operated by DELTA AIR LINES INC (per NTSB report)

Source: NTSB case DCA24WA100

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.

19 reports on file, 2018-07-13 – 2026-07-05.

OTHER · 2026-07-05 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 24,579 hrs · 9,889 cycles

AFT LT DOOR EMERGENCY LIGHTS INOPERATIVE. REMOVED AND REPLACED AFT LT DOOR EMERGENCY BATTERY PACK IAW AMM 33-51. CHKD GOOD. (9082204) AIRCRAFT WAS GROUNDED

Source: SDR DALA2026070703972
NO TEST · 2026-05-31 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 24,264 hrs · 9,751 cycles

LT AFT OW EXIT EMERGENCY LIGHT NOT ILLUMINATED. R & R BATTERY PACK AT LOCATION M1694 IAW AMM 33-51. OPS CHECK GOOD. (LOG 8630897 - AIRCRAFT WAS GROUNDED).

Source: SDR DALA2026060203354
OTHER · 2026-03-22 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 23,653 hrs · 9,499 cycles

ON SVC FOUND LH AISLE OVERHEAD EMERGENCY LIGHTS INOP AT SEAT ROWS, 11ABC, 15ABC, AND 30ABC. R & R EMERGENCY LIGHT BATTERIES THAT SUPPLY 11ABC, 15ABC AND 30ABC PER B737 AMM 33-51. OPS TEST GOOD.

Source: SDR DALA2026032401977
NO TEST · 2026-02-16 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 23,388 hrs · 9,396 cycles

RT SIDE ROWS 33-37 AND R2 DOOR EMERGENCY LIGHTS INOPERATIVE. R & R BATTERY PACK IAW AMM 33-51. OPS CHKD GOOD.

Source: SDR DALA2026021701074
OTHER · 2026-02-03 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 23,367 hrs · 9,386 cycles

(LOG 8028982) EMERGENCY EXIT AISLE LIGHTS OUT BETWEEN SEATS 28-32. REMOVED & REPLACED BATTERY PACK AT POWER SUPPLY FOR ROWS 28-32 (M2627) PER B737 AMM 33-51.

Source: SDR DALA2026020500842
Earlier reports · 2018–2025 · 14 reports

2025

NO TEST · 2025-09-01 Matched by certificate designator
ATA 3350

Part: POWER SUPPLY — NO TEST (ZONE 200) · airframe 21,984 hrs · 8,818 cycles

FIRST CLASS EMERGENCY LIGHTS INOP. REPLACED POWER SUPPLY PER AMM 33-51-06. (LP 7273537)

Source: SDR DALA2025090106432
NO TEST · 2025-06-23 Matched by certificate designator
ATA 3350

Part: LIGHT — INOPERATIVE (ZONE 200) · airframe 21,348 hrs · 8,551 cycles

(LOG 7453214) ROW 19 ('A' SIDE) EMERGENCY EXIT LIGHT INOP. RE-SET LIGHT AND CYCLED EMER POWER, AND PERFORMED PHASE 2 DATA LOAD. OPS CHK GOOD. PER B737 AMM 33-51.

Source: SDR DALA2025062404706
SMOKE/FUMES/ODORS/SPARKS · 2025-03-24 Matched by certificate designator
ATA 2530

Part: OVEN — DEFECTIVE (ZONE 900) · airframe 20,486 hrs · 8,225 cycles

SHIP 3900 -SMK- FORWARD GALLEY OVEN SMOKING. TURNED OVEN OFF AND PULLED CIRCUIT BREAKER. SMOKE DISSIPATED. NO FOOD SPILLS PRESENT. CORRECTIVE ACTION: REPLACED FORWARD GALLEY OVEN. OPS CHECKS GOOD.

Source: SDR DALA2025032702257

2024

OTHER · 2024-06-01 Matched by certificate designator
ATA 3350

Part: POWER SUPPLY — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 17,813 hrs · 7,109 cycles

(LOG 5091540) ON WAKE UP, FOUND RT OVERWING EMER EXIT ROW LIGHTS FLASHING ON AND OFF INTERMITTENTLY. REPLACED POWER SUPPLY PER B737 AMM 33-51. MOVED BATTERY PACK FROM OLD ONE TO NEW ONE PER B737 AMM 33-51.OPS TEST OK.

Source: SDR DALA2024060405762
OTHER · 2024-05-02 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — FAULTED (EMERGENCY LIGHTS) · airframe 17,530 hrs · 6,994 cycles

(LOG 5744235) EMER EXIT LIGHTS FLASHING IN FLIGHT. R/R RT BAT PACK. CHECKED BOTH LEFT & RT CANNON PLUGS. CHECKS OK PER B737 FIM 33-50.

Source: SDR DALA2024050604931
OTHER · 2024-02-18 Matched by certificate designator
ATA 5330

Part: SKIN — PUNCTURED (FUSELAGE) · airframe 16,986 hrs · 6,789 cycles

(LOG 5568453) DURING MTC A/C SKIN PUNCTURED NEAR OUTFLOW VALVE BY LOWER SAFETY RELIEF VALVE. ACCOMPLISHED REPAIR PER ERA 615865-14 REV A.

Source: SDR DALA2024022102406
OTHER · 2024-02-17 Matched by certificate designator
ATA 5330

Part: SKIN — DENTED (BS 981 S27L/R) · airframe 16,977 hrs · 6,785 cycles

(LOG 0206268) FUESLAGE SKIN DENT LOCATED AT STA 981 S-27L TO S-27R AT A STATIC PORT. REPAIRED PER ERA 615865-14.

Source: SDR DALA2024022002345

2023

OTHER · 2023-08-26 Matched by certificate designator
ATA 5100

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 15,485 hrs · 6,204 cycles

SHIP 3900 -ATB- AIRCRAFT RETURNED TO RSW DUE TO BIRDSTRIKE TO THE RIGHT ENGINE DURING TAKEOFF. CORRECTIVE ACTION: FOUND 6 BENT FAN BLADES, REQUIRES REPLACEMENT OF FULL SET OF FAN BLADES. MAINTENANCE REPLACED FAN BLADES ON LOG PAGE 5155102.

Source: SDR DALA2023082806981

2022

NO TEST · 2022-12-23 Matched by certificate designator
ATA 3350

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 13,142 hrs · 5,274 cycles

(LOG 9174902) DURING INSPECTION FOUND L2 DOOR EXTERIOR EMERGENCY LIGHT INOP. REPLACED L2 DOOR EMERGENCY LAMP IAW B737 AMM 33-51.

Source: SDR DALA2022122308326
OTHER · 2022-10-17 Matched by certificate designator
ATA 5700

Part: STRUCTURE — DAMAGED · airframe 12,601 hrs · 5,052 cycles

(LOG 2456651) DURING INSPECTION FOUND LIGHTNING STRIKE DAMAGE FOUND ON LEFT WING FORWARD SPAR RIVET. RIVET IS MARKED, LOCATED APPROX 9 RIVETS INBOARD OF WING STATION 180.00. REMOVED DISCREPANT FASTENER, COLD WORKED THE FASTENER HOLE PER 737-900ER SRM 51-40-09. REPAIRED HOLE TO FINAL DIMENSION PER 737-900ER SRM 57-20-01. INSTALLED FASTENER PER BOEING DRAWING 112A2001.

Source: SDR DALA2022102006781
OTHER · 2022-09-30 Matched by certificate designator
ATA 3350

Part: LIGHT — DAMAGED · airframe 12,492 hrs · 5,008 cycles

(LOG 8710726) DURING INSPECTION FOUND SEAT 20A ISLE LIGHT DAMAGED. REPLACED EMERGENCY ESCAPE PATH LIGHT.

Source: SDR DALA2022100406454

2021

FLUID LOSS; WARNING INDICATION · 2021-03-22 Matched by certificate designator
ATA 2910

Part: FITTING — LEAKING (HYD SYSTEM) · airframe 7,704 hrs · 2,998 cycles

SHIP 3900 -HYD- DUE TO LOSS OF LT SYSTEM HYDRAULICS INBOUND TO SDQ. WILL DECLARE EMERGENCY. CORRECTIVE ACTION: SERVICED 'A' SYSTEM HYDRAULICS RESERVOIR. PRESSURIZED A & B HYDRAULIC SYSTEMS. CYCLED FLIGHT CONTROLS, THRUST REVERSERS AND LANDING GEAR. FOUND BOTH LANDING GEAR FRANGIBLE FITTINGS LEAKING. TIGHTENED RIGHT SIDE. REPLACED O-RING ON LEFT SIDE. NO LEAKS NOTED. AIRCRAFT RETURNED TO SERVICE.

Source: SDR DALA2021032301725
OTHER · 2021-01-30 Matched by certificate designator
ATA 5210

Part: DOOR — STICKING (LT ENTRY) · airframe 7,426 hrs · 2,893 cycles

LOG 7516328 2 FLIGHTS IN A ROW THE GATE AGENT COULDN'T OPEN THE FORWARD LEFT ENTRY DOOR FROM THE OUTSIDE. LUBED DOOR PER B737 FIM 52-10. EXERCISED DOOR SEVERAL TIMES. OPS CHECKS GOOD.

Source: SDR DALA2021020100607

2018

OTHER · 2018-07-13 Matched by certificate designator
ATA 3297

Part: CONNECTOR — LOOSE (LANDING GEAR) · airframe 49 hrs · 22 cycles

ATB- FERRY FLIGHT, UNABLE TO RAISE LANDING GEAR AFTER TAKEOFF. LEVER WOULD ONLY RAISE TO "OFF" POSITION. COMPLIED WITH QRH. REMOVED CENTER TOP FWD BULKHEAD PANEL IAW AMM 25-52-16, T/S SYSTEM FOUND CONNECTOR D40462 LOOSE, TIGHTEND CONNECTOR IAW SWPM 20-73-01. REINSTALLED CENTER TOP FWD CARGO BULKHEAD PANEL IAW AMM 25-52-16, JACKED UP A/C IAW AMM 07-11-01, PERFORMED GEAR SWING IAW AMM 32-32-00 NO DEFECTS NOTED.

Source: SDR DALA2018071704545