# N950DZ: 2013 Boeing 737-9GPER

- Status: Valid registration
- Airframe: [Boeing 737-9GPER](https://openairdocs.org/model/boeing-737-9gper) (registry code 13844FN, 191 seats)
- Engine: [CFM International CFM56-7B27E/B series](https://openairdocs.org/engine/cfm-international-cfm56-7b27e-b-series) (registry code 13800)
- Serial number: 38690
- Year built: 2013
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: February 28, 2023
- Certificate issued: April 4, 2022
- Expires: April 30, 2029
- Mode S code: AD350A
- 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=950DZ
- Page: https://openairdocs.org/aircraft/N950DZ

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 CFM56-7B27E/B model are included.

## ADs that may apply (OpenAirDocs): 6 in force

### Matched by airframe (Boeing 737-9GPER)

None in force.

### Matched by engine (CFM International CFM56-7B27E/B 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 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 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

### 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 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

## 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

## NTSB investigations

None matched to N950DZ.

## FAA accident and incident reports

None matched to N950DZ.

## Service difficulty reports (24)

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 DALA2026091805220](https://openairdocs.org/sdr/DALA2026091805220), Sep 17, 2026: WEB. ABNORMAL. GAP BETWEEN S-18R WEB AND STA 727 INNER CHORD FOUND TO BE GREATER THAN 0.006" (0.026") PER FORECAST CARD 38-0553-8-0152 WORK CARD 5311-01251-01B STEP 11. INSTAL
- [SDR DALA2026091805219](https://openairdocs.org/sdr/DALA2026091805219), Sep 17, 2026: WEB. ABNORMAL. GAP BETWEEN S18L WEB AND STA 727 INNER CHORD FOUND TO BE GREATER THAN 0.006" (0.030") PER FORECAST CARD 38-0553-8-0149 WORK CARD 5311-01251-01A STEP 11. INSTALL
- [SDR DALA2026082604858](https://openairdocs.org/sdr/DALA2026082604858), Aug 25, 2026: FIRE DETECTOR. DAMAGED. IFSD- DECLARED AN EMERGENCY DUE TO LT ENGINE OVERHEAT WARNING. T/S & FOUND DAMAGE FIRE LOOP. R & R BOTH ENGINE FIRE EXTINGUISHING BOTTLES, ENGINE AND APU FIRE D
- [SDR DALA2025101307467](https://openairdocs.org/sdr/DALA2025101307467), Oct 10, 2025: SKIN. DAMAGED. LIGHTNING STRIKE STA 500L BETWEEN STR 2R AND 3R. C/W ER/A 629736-14 REV ORIG.
- [SDR DALA2025101307466](https://openairdocs.org/sdr/DALA2025101307466), Oct 10, 2025: SKIN. DAMAGED. LIGHTNING STRIKE BETWEEN STA 500C AND STA 500D JUST ABOVE STR 3R. C/W ER/A 629735-14 REV ORIG.
- [SDR DALA2025101307465](https://openairdocs.org/sdr/DALA2025101307465), Oct 10, 2025: SKIN. DAMAGED. LIGHTNING STRIKE BETWEEN STA 360 AND STA 380 JUST BELOW STR 3R. C/W ER/A 629728-14 REV ORIG.
- [SDR DALA2025101007402](https://openairdocs.org/sdr/DALA2025101007402), Oct 9, 2025: SKIN. DAMAGED. WHILE IN ATL, MTC IS ADDRESSING LIGHTNING STRIKE DAMAGES TO THE CROWN SKIN FUSELAGE OF THE AIRCRAFT. THERE ARE A TOTAL OF FIVE (5) LIGHTING STRIKE LOCATIONS FOU
- [SDR DALA2024110410625](https://openairdocs.org/sdr/DALA2024110410625), Oct 31, 2024: VAPOR BARRIER. CRACKED. AIRCRAFT 3950, LMWW FWD BLKHD, CENTER WING SPAR VAPOR BARRIER HAS 8 INCH CRACK ON LEFT SIDE (FIBER GLASS WEB). CORRECTIVE ACTION: CENTER WING SPAR VAPOR BARRIER
- [SDR DALA2024091809175](https://openairdocs.org/sdr/DALA2024091809175), Sep 15, 2024: SIGN. DETACHED. (LOG 5900068) AFT EMERGENCY SIGN HANGING FROM WIRING HARNESS. R/R AFT EXIT SIGN PER B737 AMM 33-51. OPS CHKS GOOD.
- [SDR DALA2024043004810](https://openairdocs.org/sdr/DALA2024043004810), Apr 27, 2024: SIGN. DETACHED. (LOG 5680546) REAR AISLE EXIT SIGN FELL FROM CEILING. REINSTALLED EXIT SIGN TO CEILING PNL PER B737 AMM 33-51.
- [SDR DALA2024050204876](https://openairdocs.org/sdr/DALA2024050204876), Apr 25, 2024: SKIN. DENTED. (LOG 0311805) DURING CURRENT HEAVY CHECK PERFORMED ON FLIGHTSTAR (VQQ), A DENT AND BLEND OUT WAS FOUND ON THE EXTERNAL SKIN P/N 146A3231-59 BETWEEN STA 827 & ST
- [SDR DALA2024022102430](https://openairdocs.org/sdr/DALA2024022102430), Feb 18, 2024: SUPPORT. DAMAGED. (LOG 0207922) FOUND RIGHT WING T/E PANEL AFT RIB SUPPORT DAMAGED. REMOVED RT WING T/E PANEL AFT RIB SUPPORT REF BACDWG'S 115A3700 SHEET 82 AND 115A3712 SHEET 7.
- [SDR DALA2023042603259](https://openairdocs.org/sdr/DALA2023042603259), Apr 23, 2023: UNKNOWN. UNKNOWN. (LOG 2734157) DURING ACCOMPLISHMENT OF WC 4430-01008-01D IN ATL, MTC FOUND TWO (2) PLUGGED HOLES IN THE WEB OF FS 727D FRAME, ONE (1) ON EACH SIDE OF STRINGER S
- [SDR DALA2023040602713](https://openairdocs.org/sdr/DALA2023040602713), Apr 4, 2023: DAMPER. ODOR. (LOG 4638769) BOARDING AIRCRAFT, STRONG ELECTRICAL OZONE SMELL IN COCKPIT ALSO STRONG IN FWD LAV. FOUND SMYD 2 TO BE THE SOURCE OF SMELL. NO POWER AT SYMD 2. RE
- [SDR DALA2023020600891](https://openairdocs.org/sdr/DALA2023020600891), Feb 2, 2023: NOT REPORTED. NOT REPORTED. (LOG 2611297) DURING INSPECTION FOUND CORROSION FOUND ON MULTIPLE AREAS OF ANTENNA BASE FITTING STA 727. BLENDED AREAS OF CORROSION ON ANTENNA BASE FITTING AT S
- [SDR DALA2023012900726](https://openairdocs.org/sdr/DALA2023012900726), Jan 28, 2023: FLOOR SUPPORT. CRACKED. AC 3950, MAIN CABIN FWD WET AREA STA 320-328 LBL 45 INTERCOSTAL CRACKED, REMOVED AND REPLACED INTERCOSTAL AT MAIN CABIN FWD WET AREA STA 320-328 LBL 45 IAW B737
- [SDR DALA2023012600667](https://openairdocs.org/sdr/DALA2023012600667), Jan 24, 2023: SUBFRAME. WORN. (LOG 2597659) DURING INSPECTION FOUND LOWER WING TO BODY STRUCTURE FRAME STA 727+2.7 HAS MULTIPLE WEAR MARKS. REPAIRED FRAME PER DELTA ERA 605167-14AD REV. ORIG
- [SDR DALA2022121908166](https://openairdocs.org/sdr/DALA2022121908166), Dec 16, 2022: FLOORBEAM. CORRODED. (LOG 2541236) DURING INSPECTION FOUND CORROSION ON TOP OF MAIN CABIN FLOOR BEAM BS 294.5 APROX RBL.10.5 DOT 129-109. REPAIRED FLOORBEAM PER B737-900ER SRM 53-10
- [SDR DALA2022121608159](https://openairdocs.org/sdr/DALA2022121608159), Dec 13, 2022: FLOORBEAM. CORRODED. DURING INSPECTION FOUND CORROSION ON TOP OF MAIN CABIN FLOOR BEAM BS 312 APROX RBL.11.5. PERFORMED REPAIR IAW SRM 53-10-51-2R, REPAIR 15.
- [SDR DALA2022121608158](https://openairdocs.org/sdr/DALA2022121608158), Dec 13, 2022: FRAME. DENTED. DURING INSPECTION FOUND FWD CARGO FRAME BS 500K BETWEEN STRINGERS 24-STR 25 F HAS DENT. REMOVED DAMAGE AREA AND REPAIRED FWD CARGO FRAME BS 500K IAW SRM 53-30-0
- [SDR DALA2023022401399](https://openairdocs.org/sdr/DALA2023022401399), Nov 29, 2022: NONE. NONE. (LOG 2516817) MAINTENANCE PERFORMED MAJOR ALTERATION TO THE GALLEYS PER VA 97742.
- [SDR DALA2023022401400](https://openairdocs.org/sdr/DALA2023022401400), Nov 18, 2022: NONE. NONE. (LOG 2501827) MAINTENANCE IS MODIFYING EMERGENCY EQUIPMENT FROM EX LION AIR AIRCRAFT TO DELTA SPEC PER VA 97736.
- [SDR DALA2022111407315](https://openairdocs.org/sdr/DALA2022111407315), Nov 11, 2022: ANTENNA. CORRODED. (LOG 2492150) DURING INSPECTION FOUND CORROSION WAS FOUND ON GCS ADAPTER PLATE AND ANTENNA. CORROSION CORRECTED PER ERA 603695-14.
- [SDR DALA2023012300471](https://openairdocs.org/sdr/DALA2023012300471), Sep 19, 2022: VAPOR BARRIER. CRACKED. (LOG 2415666) DURING OPERATION BY MALINDO AIR, THE PREVIOUS OPERATOR OF DAL AC 3950, A 7 INCHES LONG CRACK WAS FOUND ON RH WING CENTER SECTION REAR SPAR VAPOR B

## STCs that may be installed (OpenAirDocs) (1)

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 CFM56-7B27E/B series)

- [STC SE04840NY](https://openairdocs.org/stc/SE04840NY): Installation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engine. Kilroy Aviation LLC. Lists CFM56-7B27E/B1

## Related

- Other Boeing 737-9GPER aircraft: https://openairdocs.org/model/boeing-737-9gper/aircraft.md
- The CFM International CFM56-7B27E/B series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b27e-b-series.md

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