# N774DE: 2012 Boeing 737-8EH

- Status: Valid registration
- Airframe: [Boeing 737-8EH](https://openairdocs.org/model/boeing-737-8eh) (registry code 13844ZQ, 189 seats)
- Engine: [CFM International CFM56-7B26 series](https://openairdocs.org/engine/cfm-international-cfm56-7b26-series) (registry code 13045)
- Serial number: 39608
- Year built: 2012
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: June 21, 2017
- Certificate issued: April 7, 2026
- Expires: April 30, 2033
- Mode S code: AA7833
- Registered owner: [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC)
- Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta)
- Owner type: Corporation
- Owner's area on the map: 33.6604° N, 84.3865° W: Placed by OpenAirDocs at the center of ZIP code 30354, 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=774DE
- Page: https://openairdocs.org/aircraft/N774DE

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 CFM International CFM56-7B26 model are included.

## ADs that may apply (OpenAirDocs): 19 in force

### Matched by airframe (Boeing 737-8EH)

None in force.

### Matched by engine (CFM International CFM56-7B26 series)

- [AD 2023-05-05](https://openairdocs.org/ad/2023-05-05): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 98 more. Effective May 10, 2023
- [AD 2022-02-03](https://openairdocs.org/ad/2022-02-03): Turbine Engine Accessory Drive · CFM International CFM56-3, CFM56-3B, CFM56-3C and 34 more. Effective Mar 22, 2022
- [AD 2021-16-08](https://openairdocs.org/ad/2021-16-08): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 55 more. Effective Sep 28, 2021
- [AD 2018-26-01](https://openairdocs.org/ad/2018-26-01): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jan 10, 2019
- [AD 2018-09-51](https://openairdocs.org/ad/2018-09-51): Engine · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 7, 2018
- [AD 2015-18-04](https://openairdocs.org/ad/2015-18-04): 73-tooth gearshaft located in the engine accessory gearbox (AGB) · CFM International CFM56-3, CFM56-7B20, CFM56-7B20/2 and 47 more. Effective Oct 20, 2015
- [AD 2015-04-02](https://openairdocs.org/ad/2015-04-02): Dual engine thrust instability event · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Mar 31, 2015
- [AD 2010-13-09](https://openairdocs.org/ad/2010-13-09): Stage 3 low-pressure turbine (LPT) · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 88 more. Effective Jul 26, 2010
- [AD 2010-01-05](https://openairdocs.org/ad/2010-01-05): LP turbine rear frames · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 25 more. Effective Feb 18, 2010
- [AD 2009-11-02](https://openairdocs.org/ad/2009-11-02): HPC 4-9 spools · CFM International CFM56-2, CFM56-2A, CFM56-2B and 109 more. Effective Jun 23, 2009
- [AD 2008-03-09](https://openairdocs.org/ad/2008-03-09): Low pressure turbine rear frames (TRFs) · CFM International CFM56-7B18, CFM56-7B20, CFM56-7B22 and 10 more. Effective Mar 10, 2008
- [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01): Fuel filters · CFM International CFM56-2, CFM56-2A, CFM56-2B and 93 more. Effective Jan 3, 2007
- [AD 2002-16-18](https://openairdocs.org/ad/2002-16-18): Low pressure turbine (LPT) nozzle segments · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 33 more. Effective Sep 18, 2002
- [AD 2002-13-03](https://openairdocs.org/ad/2002-13-03): Turbofan Engines · CFM International CFM56-2, CFM56-2A, CFM56-2B and 55 more. Effective Aug 1, 2002
- [AD 2001-11-05](https://openairdocs.org/ad/2001-11-05): No. 4 Bearings · CFM International CFM56-2, CFM56-2B, CFM56-3 and 45 more. Effective Jun 11, 2001
- [AD 2001-02-12](https://openairdocs.org/ad/2001-02-12): On-Wing Torque Inspection · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 11 more. Effective Feb 14, 2001
- [AD 98-21-23](https://openairdocs.org/ad/98-21-23): Electronic Engine Control · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Nov 2, 1998
- [AD 98-19-20](https://openairdocs.org/ad/98-19-20): Hydromechanical Unit · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 7 more. Effective Oct 7, 1998
- [AD 98-14-51](https://openairdocs.org/ad/98-14-51): Accessory Gearbox · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Oct 1, 1998

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

- [AD 2021-10-09](https://openairdocs.org/ad/2021-10-09) (historical): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 82 more. Effective Jun 24, 2021
- [AD 2019-12-05](https://openairdocs.org/ad/2019-12-05) (historical): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 39 more. Effective Jul 5, 2019
- [AD 2018-18-01](https://openairdocs.org/ad/2018-18-01) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Oct 16, 2018
- [AD 2018-10-11](https://openairdocs.org/ad/2018-10-11) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 1, 2018
- [AD 2018-09-10](https://openairdocs.org/ad/2018-09-10) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective May 14, 2018
- [AD 2013-26-01](https://openairdocs.org/ad/2013-26-01) (historical): Oil dynamic seal assembly · CFM International CFM56-3, CFM56-3B, CFM56-3C and 52 more. Effective Feb 3, 2014
- [AD 2000-12-01](https://openairdocs.org/ad/2000-12-01) (historical): Critical Life-Limited Parts · CFM International CFM56-2, CFM56-2A, CFM56-2B and 54 more. Effective Dec 11, 2000

## Information bulletins (advisory) (1 in force)

- [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014
- [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011
- [SAIB NE-08-17R1](https://openairdocs.org/saib/NE-08-17R1) (historical): Propulsion Technology LLC Unapproved Repair. Issued May 22, 2008
- [SAIB NE-08-17](https://openairdocs.org/saib/NE-08-17) (historical): Propulsion Technologies International Unapproved Repair. Issued May 14, 2008

## NTSB investigations

None matched to N774DE.

## FAA accident and incident reports

None matched to N774DE.

## Service difficulty reports (32)

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 DALA2026090905061](https://openairdocs.org/sdr/DALA2026090905061), Sep 8, 2026: ENGINE. POWER LOSS. ATB/DE- DUE TO LEFT ENGINE SHUTTERED AND ROLLED BACK TO 60% N1 DURING CLIMB. PERFORMED HPC BSI FOUND MULTIPLE RIPS AND TEARS, REMOVED AND REPLACED ENGINE. (9626
- [SDR DALA2026032301946](https://openairdocs.org/sdr/DALA2026032301946), Mar 20, 2026: HANDLE. FAULTED. AFT RIGHT DOOR HANDLE UNLOCKED DURING FLIGHT WOULD NOT LOCK OR RE-ENGAGE. C/W AFT ENTRY DOOR RIG PER AMM 52-41-00 FOUND TOP STOP. PIN WITH ANTI ROTATION CLIP MI
- [SDR DALA2026012800664](https://openairdocs.org/sdr/DALA2026012800664), Jan 25, 2026: BATTERY PACK. INOPERATIVE. SEAT ROW 10-15 EMERGENCY LIGHTS INOPERATIVE. R & R EMERGENCY LIGHT BATTERY PACK BETWEEN SEAT ROW 10-11 IAW AMM 33-51. OPS CHKD GOOD.
- [SDR DALA2025101407508](https://openairdocs.org/sdr/DALA2025101407508), Oct 13, 2025: WIRE. BROKEN. BROKEN WIRES TO EMERGENCY LIGHT @ ROW 18 DEF. INSPECTED WIRING AND FOUND DAMAGED SPLICE R & R SPLICE PER B737 SWPM-20-10. OPS CHK NORMAL.
- [SDR DALA2025101407511](https://openairdocs.org/sdr/DALA2025101407511), Oct 13, 2025: FUSE. FAILED. RED EMERGENCY LIGHTS INOP AT ROW 16,17,18 DEF. T/S PER FIM B737-33-50-00-810-801 FOUND FUSE F1 READING OPEN ON METER R/R FUSE PER B737 AMM-33-51. OPS CK GOOD.
- [SDR DALA2025090206473](https://openairdocs.org/sdr/DALA2025090206473), Sep 2, 2025: FUSE. INOPERATIVE. (LOG 7836602) EMERGENCY LIGHTS OUT AT END OF ROWS SEAT'S ROW 16, 17, AND 18. R/R FUSE AT LOCATION M1695 PER B737 33-51. OPS CHECK GOOD.
- [SDR DALA2025082606337](https://openairdocs.org/sdr/DALA2025082606337), Aug 24, 2025: BATTERY PACK. NO TEST. EMERGENCY LIGHTS AT RIGHT EXIT INOP. REMOVED AND REPLACED BATTERY PACK AT ROW 17 LIGHTS OPS NORMAL PER B737 AMM 33-51.
- [SDR DALA2025052003895](https://openairdocs.org/sdr/DALA2025052003895), May 16, 2025: LIGHT. INOPERATIVE. (LOG 7571209) EMERGENCY PATH LIGHT AT FWD GALLEY INOP. FOUND LIGHT ASSY BAD. RPLD PER B737 AMM 33-51. OPS CKS GOOD.
- [SDR DALA2025010900196](https://openairdocs.org/sdr/DALA2025010900196), Jan 8, 2025: HYDRAULIC SYSTEM. OVERSERVICED. (LOG 0750364) CREW REPORTS FA HAS BURNING, TEARING EYES IN MULTIPLE CABIN LOCATIONS. FOUND HYDRAULIC SYSTEM A OVER SERVICED. DRAINED FLUID TO PROPER SERVICING P
- [SDR DALA2024121611727](https://openairdocs.org/sdr/DALA2024121611727), Dec 13, 2024: FRAME. CORRODED. CORROSION AROUND BULKHEAD FRAME SETTLEMENT BTW STA 500I S18L TO S18R APPROX. C1. BULKHEAD FRAME SETTLEMENT BTW STA 500I S26L TO S26R WAS FABRICATED PER DGW 143A
- [SDR DALA2024121611724](https://openairdocs.org/sdr/DALA2024121611724), Dec 13, 2024: PLATE. CORRODED. (LOG 0707742) CORROSION ON SIDE LH PLATE BW STA 727A- STA. 767 AT AFT CARGO COMPARTMENT. LH PLATE BW STA 727A- STA. 767 AT AFT CARGO COMPARTMENT WAS REPLACED PE
- [SDR DALA2024121611723](https://openairdocs.org/sdr/DALA2024121611723), Dec 13, 2024: FRAME. DENTED. (LOG 0707610) INITIAL INSPECTION:DENT ON FRAME UPPER STRUCTURE STA 500D AND STA 500C BTWN S25 L APROX. FRAME UPPER STRUCTURE STA 500D AND STA 500C BETWEEN S25 L
- [SDR DALA2024121011566](https://openairdocs.org/sdr/DALA2024121011566), Dec 10, 2024: FLOORBEAM. CORRODED. (LOG 0702414) FLOOR STRUCTURE UNDER FITTINGS (FLOOR SUPPORTS 2EAS) OF LBL 25 AND LBL 50 STA 947.5 AT CABIN PAX, AREA IS OUT OF LIMITS. FLOOR STRUCTURE UNDER FIT
- [SDR DALA2024061806189](https://openairdocs.org/sdr/DALA2024061806189), Jun 17, 2024: BATTERY PACK. INOPERATIVE. (LOG 6205845) DURING LIGHTNING INSPECTION FOUND CABIN OVHD EMERGENCY LIGHT LT SIDE ROWS 12+15 INOP. AND LT FWD OVERWING LIGHT INOP. REMOVED BATT PACK PER B737 A
- [SDR DALA2024061806195](https://openairdocs.org/sdr/DALA2024061806195), Jun 16, 2024: SKIN. DAMAGED. (LOG 6205842) LIGHTNING STRIKE JUST AFT OF NOSE OF AIRCRAFT @ 7,000 ON APPROACH TO SEA. ADRESSED LIGHTNING ENTRY DMG AT NBR2 PYLON PER SRM 54-50-70-1A.C.(1).(C)
- [SDR DALA2023111409370](https://openairdocs.org/sdr/DALA2023111409370), Nov 13, 2023: UNKNOWN. UNKNOWN. (LOG 0063176) EMERGENCY FLOOR LIGHTING DAMAGED OR INOPERATIVE. RE SECURED FLOOR PATH LIGHTING AT 13D. OK FOR SVC.
- [SDR DALA2023042703305](https://openairdocs.org/sdr/DALA2023042703305), Apr 26, 2023: UNKNOWN. UNKNOWN. (LOG 4174500) AFTER LANDING MAIN ELECTRIC TRIM WAS FROZEN AND WOULD NOT RESPOND TO TRIM INPUTS ON EITHER YOKE. REMOVED ROD END & SLEEVE ASSEMBLY IAW B737 IPC 24
- [SDR DALA2022121308039](https://openairdocs.org/sdr/DALA2022121308039), Oct 11, 2022: PLATE. CRACKED. (LOG 2447590) DURING INSPECTION FOUND FUSELAGE SKIN FR 727E - 727F/ S-2R - S-3R WIFI DEMOD GROUND PLATE CRACKED. DAMAGE REPAIRED PER ERA 602901-14.
- [SDR DALA2022032201865](https://openairdocs.org/sdr/DALA2022032201865), Mar 19, 2022: NOT REPORTED. NOT REPORTED. (LOG 2162685) DURING INSPECTION FOUND RT MLG: FWD TRUNNION FITTING UPPER O/B BUSHING HAS CORROSION AT NON FLANGE END. REPAIRED PER B737 SRM 57-20-90.
- [SDR DALA2022032201864](https://openairdocs.org/sdr/DALA2022032201864), Mar 19, 2022: NOT REPORTED. NOT REPORTED. (LOG 2162684) DURING INSPECTION FOUND RT MLG: FWD TRUNNION FITTING UPPER I/B BUSHING HAS CORROSION AT NON FLANGE END. REPAIRED PER B737 SRM 57-20-90.
- [SDR DALA2019030301398](https://openairdocs.org/sdr/DALA2019030301398), Mar 3, 2019: SIGN. INOPERATIVE. (LOG 5768940) DURING INSPECTION FOUND 1R EMERGENCY EXIT SIGN INOPERATIVE. RPLCD SAME OPS CK GOOD IAW AMM 33-50.
- [SDR DALA2019022501167](https://openairdocs.org/sdr/DALA2019022501167), Feb 24, 2019: TRANSMITTER. INOPERATIVE. ON APPROACH INTO SLC, LE FLAPS FAILED TO EXTEND. WE RAN THE QRH AND USED THE ALTERNATE FLAP SWITCH AND EXTENDED FC TO FLAPS 15. LANDING AT FL15 WAS UNEVENTFUL. 
- [SDR DALA2019011800382](https://openairdocs.org/sdr/DALA2019011800382), Jan 17, 2019: CARGO TRACK. CRACKED. (LOG 0908146) DURING INSPECTION FOUND CRACK TRACK RBBL 13.80 FROM BS727E TO BS767 AT AFT CARGO COMPARTMENT. PERFORMED PERMANENT REPAIR ON TRACK RBBL 13.80 FROM 
- [SDR DALA2019011800381](https://openairdocs.org/sdr/DALA2019011800381), Jan 17, 2019: FRAME SPLICE. DENTED. (LOG 0907627) DURING INSPECTION FOUND DENT FRAME SPLICE LOCATED STA 727H AND STR 24R TO STR 25R AT AFT CARGO COMPARTMENT. REPLACED FRAME SPLICE LOCATED STA 727H
- [SDR DALA2019011600282](https://openairdocs.org/sdr/DALA2019011600282), Jan 16, 2019: CHANNEL. DENTED. (LOG 0905842) DURING INSPECTION FOUND DENTS ON FRAME CHANNEL LOCATED 500D BTW STR 25L TO STR 26L AT FWD CARGO COMPARTMENT. REPLACED CHANNEL LOC AT BS 500D BTW S
- [SDR DALA2019011600281](https://openairdocs.org/sdr/DALA2019011600281), Jan 16, 2019: INTERCOSTAL. CRACKED. (LOG 0905815) DURING INSPECTION FOUND CRACK WEB - INTERCOSTAL LOCATEB BTW STA 328 TO STA 344 AND LBL 45.5 AT FWD GALLEY AREA. THE REPLACEMENT OF WEB-INTERCOSTAL
- [SDR DALA2019012400526](https://openairdocs.org/sdr/DALA2019012400526), Jan 15, 2019: INTERCOSTAL. CORRODED. (LOG 0905129) DURING INSPECTION FOUND CORROSION WEB - INTERCOSTAL BTW BST 767 TO BST 792 AND RBL 20 AT AFT CARGO COMPARTMENT. REPLACED WEB - INTERCOSTAL LOC BTW
- [SDR DALA2019011500276](https://openairdocs.org/sdr/DALA2019011500276), Jan 14, 2019: FRAME. DENTED. (LOG 0903649) DURING H-CHECK AT AEM, A DENT WAS FOUND AFFECTING THE BSTA 500H FRAME P/N 143A1200-204 BETWEEN S-24R AND S-25R. MAINTENANCE REPAIRED DAMAGE PER ER
- [SDR DALA2019011100227](https://openairdocs.org/sdr/DALA2019011100227), Jan 10, 2019: FRAME. DENTED. (LOG 0898565) DURING CURRENT MAJOR CHECK AT AEM, A DENT WAS FOUND AFFECTING THE BSTA 500A FRAME P/N 143A1200-180 (MADE OF 7075-T62 CLAD SHEET) BETWEEN S-24R AND
- [SDR DALA2019011100226](https://openairdocs.org/sdr/DALA2019011100226), Jan 10, 2019: FRAME. DENTED. (LOG 0898479) DURING CURRENT MAJOR CHECK AT AEM, A DENT WAS FOUND AFFECTING THE BSTA 500G FRAME P/N 143A1200-202 BETWEEN S-24R AND S-25R. MAINTENANCE REPAIRED D
- [SDR DALA201804262834](https://openairdocs.org/sdr/DALA201804262834), Apr 25, 2018: SEAT TRACK. WORN. DURING INSPECTION, FOUND THE FIRST OFFICER`S INBD SEAT TRACK WORN. MAINTENANCE REPLACED THE WORN TRACK SECTION IAW AMM 25-11.
- [SDR DALA2018042652833](https://openairdocs.org/sdr/DALA2018042652833), Apr 25, 2018: SEAT TRACK. WORN. DURING INSPECTIONM FOUND THE CAPTAIN`S AFT INBOARD SEAT TRACK WORN. MAINTENANCE REPLACED THE SEAT TRACK SECTION IAW AMM 25-11.

## STCs that may be installed (OpenAirDocs) (2)

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 engine (CFM International CFM56-7B26 series)

- [STC SE04840NY](https://openairdocs.org/stc/SE04840NY): Installation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engine. Kilroy Aviation LLC
- [STC SE03036CH](https://openairdocs.org/stc/SE03036CH): Application of a deep compressive stress layer using a Low Plasticity Burnishing (LPB) process on CFM56-7 Series Engines Stage 1 High Pressure Compressor (HPC) Blade Dovetails in accordance with Delta Air Lines Inc. Drawing No. 72-0396, Revision B, dated November 3, 2011, or later FAA Approved revision. Delta Air Lines Inc

## Related

- Other Boeing 737-8EH aircraft: https://openairdocs.org/model/boeing-737-8eh/aircraft.md
- The CFM International CFM56-7B26 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b26-series.md

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