N831SY

BOEING 737-83N · 2002 · Fixed-wing multi-engine · 2 engines · 149 seats · Valid Registration

Registered owner: SUN COUNTRY INC, MN (owner ≠ operator)

Operators of this aircraft

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

No operator established for this aircraft.

Accident & incident history

No NTSB accidents or incidents on file for this aircraft.

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.

36 reports on file, 2021-01-10 – 2026-08-13.

OTHER · 2026-08-13 Matched by certificate designator
ATA 2510

Part: ARM REST — DAMAGED (ZONE 200) · airframe 70,705 hrs · 31,677 cycles

CA RIGHT ARM REST HAS 2 VERY SHARP PIECES OF BROKEN METAL REMOVED SHARP EDGES FROM ARMREST SEAY OPS CHECKS GOOD PER AMM 25-11-00

Source: SDR SCNA20260814359
OTHER · 2026-08-10 Matched by certificate designator
ATA 2520

Part: COVER — OUT OF ADJUST (ZONE 200) · airframe 70,690 hrs · 31,671 cycles

SEAT 27E SHARP EDGE ON THE SPACE UNDER THE SEAT, IN FRONT OF 27E ADJUSTED SEAT MUX BOX COVER IAW AMM 25-22-00

Source: SDR SCNA20260811344
SMOKE/FUMES/ODORS/SPARKS · 2026-07-11 Matched by certificate designator
ATA 4920

Part: APU — DAMAGED (ZONE 100) · airframe 70,630 hrs · 31,646 cycles

APU EXHAUST SHOOTING SPARKS, SMOKE ODOR IN CABIN/COCKPIT. FOUND MANY TURBINE BLADES TORN AND BENT ALONG THE AFT TIPS. APU WAS DEFERRED ON L/P 848721 ITEM 2.

Source: SDR SCNA20260713291
SMOKE/FUMES/ODORS/SPARKS · 2026-07-11 Matched by certificate designator
ATA 4920

Part: APU — FAILED (ZONE 100) · airframe 70,630 hrs · 31,646 cycles

APU EXHAUST SHOOTING SPARKS, SMOKE ODOR IN CABIN/COCKPIT. FOUND MANY TURBINE BLADES TORN AND BENT ALONG THE AFT TIPS. APU WAS DEFERRED ON L/P 848721 ITEM 2.

Source: SDR SCN2026F00002
OTHER · 2026-05-19 Matched by certificate designator
ATA 3350

Part: LIGHT SYS — INOPERATIVE (ZONE 200) · airframe 70,345 hrs · 31,512 cycles

EMERGENCY LIGHTS AT R1 DOOR INTERIOR AND EXTERIOR INOPERATIVE. REMOVED AND REPLACED BATTERY ON POWER SUPPLY M 1674 I.A.W B737 AMM 33-51-06 REV 89 15 FEB 26 TEST SATISFACTORY.

Source: SDR SCNA20260520209
OTHER · 2026-04-29 Matched by certificate designator
ATA 5320

Part: BALL MAT — UNSECURE (ZONE 200) · airframe 70,265 hrs · 31,476 cycles

FWD GALLEY MOONMAT TO CARPET TRANSITION STRIP CRACKED AND CAUSING A TRIPPING HAZARD. REPLACED FWD GALLEY MOONMAT TO CARPET TRANSITION STRIP. REF AMM 25-27-00

Source: SDR SCNA20260430175
Earlier reports · 2021–2025 · 30 reports

2025

OTHER · 2025-12-23 Matched by certificate designator
ATA 2560

Part: RING — BROKEN (GIRT BAR) · airframe 69,693 hrs · 31,273 cycles

PLASTIC ON GIRT BAR BROKEN. R & R RING ON 1L GIRT BAR REF AMM 25-66-00.

Source: SDR SCNA20251226505
OTHER · 2025-11-25 Matched by certificate designator
ATA 5320

Part: TRASH BIN — NO DISCREPANCY (ZONE 900) · airframe 69,499 hrs · 31,172 cycles

AFT LEFT LAVATORY HAS A SHARP EDGE ON WASTE BASKET OPENING. INSPECTED WASTE BASKET, NO DEFECTS NOTED, REF AMM 25-40-08.

Source: SDR SCNA20251125451
SMOKE/FUMES/ODORS/SPARKS · 2025-11-19 Matched by certificate designator
ATA 4900

Part: APU — ODOR (ZONE 100) · airframe 69,476 hrs · 31,162 cycles

REPLACED APU REF AMM 49-15-11 FUME EVENT IN CABIN.

Source: SDR SCNA20251120447S
SMOKE/FUMES/ODORS/SPARKS · 2025-11-19 Matched by certificate designator
ATA 2120

Part: UNKNOWN — ODOR (ZONE 200) · airframe 69,476 hrs · 31,162 cycles

RESIDUAL ODOR FROM FUME EVENT PRESENT IN FLIGHT DECK. NOT AS STRONG BUT STILL UNPLEASENT. OPEN

Source: SDR SCNA20251120447
SMOKE/FUMES/ODORS/SPARKS · 2025-11-18 Matched by certificate designator
ATA 2150

Part: A/C PACK — ODOR (ZONE 100) · airframe 69,472 hrs · 31,161 cycles

SMOKE AND FUMES IN CABIN WHEN PACKS SELECTED ON. DUCT PRESSURE 10 PSI. DUCT SUPPLY TEMP 120. FOLLOWED FIM 21-00 TASK 806, INSPECTED APU FOR OVER SERVICING AND OIL CONTAMINATION IN THE BLEED AIR SYSTEM AND FOUND NO CONTAMINATION OF OVER SERVICING. INSPECTED LH AND RH PACK SYSTEMS FOR OIL CONTAMINATION AND FOUND NONE. INSPECTED

Source: SDR SCNA20251119443
SMOKE/FUMES/ODORS/SPARKS · 2025-10-16 Matched by certificate designator
ATA 2150

Part: A/C PACK — ODOR (ZONE 100) · airframe 69,292 hrs · 31,074 cycles

A/C PACKS EMIT SMELLY SOCK SMELL ON DESCENT ON BOTH LEGS THRU APPROX 15000". PERFORMED GROUND PACK RUN TEST. COULD NOT DUPLICATE ON GROUND. BOTH PACKS OPERATE NORMALLY. I REF AMM 21-51-00

Source: SDR SCNA20251021398
SMOKE/FUMES/ODORS/SPARKS · 2025-10-14 Matched by certificate designator
ATA 2120

Part: FILTER — DIRTY (ZONE 100) · airframe 69,270 hrs · 31,066 cycles

FOUL ODOR NOTED DURING DESCENT AND AFTER LANDING. ODOR IS STRONGEST AFTER LANDING IN THE AFT GALLEY. REMOVED AND REPLACED RECIRCULATION AIR FILTERS REF AMM 21-25-01 OPS CHECK GOOD

Source: SDR SCNA20251016408
SMOKE/FUMES/ODORS/SPARKS · 2025-08-16 Matched by certificate designator
ATA 2120

Part: FILTER — ODOR (ZONE 100) · airframe 69,001 hrs · 30,921 cycles

DEFECT 802437: VERY PUNDJENT MUSTY SMELL COMING THROUGH THE AIR VENTS ON DECENT AND ONLY ON DESENT RESOLUTION: REMOVED AND REPLACED LEFT & RIGHT RECIRCULATION HEPA FILTERS. REF. 21-25-01-400-801. REMOVED AND REPLACED EQIP COOLING FAN FILTER REF 27-21-01-400-801. PERFORMED OPS CHECK ON B OTH. NO ISSUE FOUND.

Source: SDR SCNA20250818323
SMOKE/FUMES/ODORS/SPARKS · 2025-07-31 Matched by certificate designator
ATA 2530

Part: OVEN — DIRTY (ZONE 900) · airframe 68,908 hrs · 30,885 cycles

AFT OVENS NEED CLEANING.CREATE SMOKE WHEN USED SET OFF FIRE ALARM. REPLACED AFT OVENS INSERTS REF AMM 25-31-02

Source: SDR SCNA20250731292
INADEQUATE Q C · 2025-07-31 Matched by certificate designator
ATA 3350

Part: SWITCH — CREW ERROR (ZONE 200) · airframe 68,900 hrs · 30,882 cycles

FORWARD LAV. EMERGENCY LIGHT INOP. THE NO SMOKE/FASTEN SEAT BELT LIGHT SWITCH WAS IN THE OFF POS. FWD LAV. PER AMM 33-25-00

Source: SDR SCNA20250731289
OTHER · 2025-07-19 Matched by certificate designator
ATA 2560

Part: BRACKET — LOOSE (GIRT BAR) · airframe 68,786 hrs · 30,833 cycles

DEFECT 801438: 1 R DOOR SLIDE BRACKETS LOOSE. REMOVED 1 R DOOR SLIDE PACK. INSTALLED NEW RIVET IN RIGHT GRIT BAR RETAINER CLIP.IAW SRM 51-40-02.INSTALLED SLIDE PACK IAW AMM 25-66-01 OK FOR SERVICE

Source: SDR SCNA20250721266
OTHER · 2025-07-06 Matched by certificate designator
ATA 2560

Part: BRACKET — LOOSE (GIRT BAR) · airframe 68,689 hrs · 30,797 cycles

1R GIRT BAR RIGHT SIDE HOLDER ON DOOR LOOSE. TIGHTENED R/H GIRT BAR HOLDER AT 1-R PER AMM 25-66-01

Source: SDR SCNA20250707241
OTHER · 2025-05-31 Matched by certificate designator
ATA 2560

Part: GIRT BAR — INOPERATIVE (ZONE 800) · airframe 68,370 hrs · 30,663 cycles

DEFECT 813288: DOOR 1R GIRT BAR INOP - RESOLUTION: ADJUSTED GIRT BAR CLIP IAW AMM 52-00-00. GIRT BAR SECURED IN PLACE.

Source: SDR SCNA20250602185
OTHER · 2025-03-13 Matched by certificate designator
ATA 5250

Part: DOOR — OUT OF ADJUST (ZONE 800) · airframe 67,850 hrs · 30,448 cycles

WORK ORDER 93947 NR00001: TCC: INSPECT FLIGHT DECK DOOR FOR “RUBBING” ON HEADER AND POST DUE TO UNKNOWN IF DOOR IS DIFFICULT TO OPEN DUE TO DRAGGING OR SOME OTHER REASON. REFERENCE AMM 52-51-00400-801 FIG. 401 SHEET 2 FOR CLEARANCES TO HEADER AND POST. ADJUST IF NEEDED. ALSO, REFERENCE CMM 52-51-01 PAGE 1013. - - RESOLUTION: REMOVED AND REPLACED FD DOOR ELECTRIC STRIKE ASSY REF CMM 52-51-01 OPS CHECK GOOD

Source: SDR SCNA20250314075
OTHER · 2025-03-06 Matched by certificate designator
ATA 2560

Part: GIRT BAR — NO DISCREPANCY (ZONE 800) · airframe 67,768 hrs · 30,419 cycles

DEFECT 795864: 1R GIRT BAR HOLDER (RIGHT SIDE) LOOSE. - - RESOLUTION: INSPECTED 1R GRIT BAR RETAINING CLIP AND FLOOR MOUNTED BRACKET IAW AMM 25-66-01, AND FOUND GRIT BAR TO BE SECURE IN BOTH POSITIONS.

Source: SDR SCNA20250306065
OTHER · 2025-01-07 Matched by certificate designator
ATA 3350

Part: LIGHT — CRACKED (ZONE 200) · airframe 67,372 hrs · 30,280 cycles

WORK ORDER 92466, NR00004: FWD 2FT OF CABIN LH AND RH SIDE FLOOR PATH ILLUMINATION STRIP HAS CRACKS. . RESOLUTION: REPLACED CRACKED FLOORPATH ILLUMINATION STRIPS IN FWD CABIN LH AND RH SIDE OF AISLE. REF AMM 33-51-15.

Source: SDR SCNA20250108007

2024

OTHER · 2024-12-16 Matched by certificate designator
ATA 5210

Part: DOOR — NO DISCREPANCY (MAIN) · airframe 67,173 hrs · 30,210 cycles

DEFECT 794312: FWD ENTRY DOOR REPORTED DIFFICULT TO OPERATE. RESOLUTION: OPERATED L1 DOOR IAW AMM 52-11-00. NO DEFECTS FOUND, OPS CHECK GOOD

Source: SDR SCNA20241217398
OTHER · 2024-11-30 Matched by certificate designator
ATA 2560

Part: BRACKET — LOOSE (R1 GIRT BAR) · airframe 67,061 hrs · 30,166 cycles

BRACKETS DOOR 1R THAT HOLD GIRT BAR IN DISARMED POSITION NEED TO BE TIGHTENED. ADJUSTED GIRT BAR CLIPS REF AMM 25-66-01.

Source: SDR SCNA20241202380
SMOKE/FUMES/ODORS/SPARKS · 2024-10-21 Matched by certificate designator
ATA 2530

Part: COFFEEMAKER — ODOR (ZONE 900) · airframe 66,802 hrs · 30,045 cycles

DEFECT 698801: FWD GALLEY COFFEEMAKER HAS CHEMICAL SMELL WHEN BREWING COFFEE. RESOLUTION: FLUSHED PORTABLE WATER SYSTEM IAW AMM 12-14-00. PERFORMED OPS CHECKS IAW AMM 38-10-00 NO EVIDENCE OF SMELL, AC OK FOR SEVICE.

Source: SDR SCNA20241114365
SMOKE/FUMES/ODORS/SPARKS · 2024-10-20 Matched by certificate designator
ATA 2530

Part: COFFEEMAKER — ODOR (ZONE 900) · airframe 66,794 hrs · 30,041 cycles

DEFECT 698800: AFT COFFEE MAKER HAS CHEMICAL SMELL. RESOLUTION: FLUSHED POTABLE WATER SYSTEM IAW AMM 12-14-00. PERFORMED OPS CHECKS IAW AMM 38-10-00. NO EVIDENCE OF CHEMICAL SMELL. A/C OK FOR SERVICE. THIS CLEARS MEL

Source: SDR SCNA20241114364
OTHER · 2024-10-13 Matched by certificate designator
ATA 2560

Part: BRACKET — DAMAGED (GIRT BAR) · airframe 66,726 hrs · 30,014 cycles

DEFECT 698279: DOOR 1R BRACKET DOESN'T HOLD BAR TIGHT ON RIGHT SIDE. ALSO THERE IS A JAGGED PIECE OF METAL PROTRUDING OUT FROM THE BOTTOM RIGHT CORNER OF DOOR. - - RESOLUTION: ON DOOR 1R ADJ BAR BRACKET AND REMOVED SHARP PEICE OF METAL. REF AMM 25-66-00

Source: SDR SCNA20241018330

2023

OTHER · 2023-07-19 Matched by certificate designator
ATA 3350

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 64,446 hrs · 28,925 cycles

DEFECT 746816: RH FWD EMERGENCY EXIT OVERWING DOOR EMERGENCY LIGHT INOP ( EXTERIOR EMERGENCY LIGHTING SYSTEM ) - - - RESOLUTION: REMOVED AND REPLACED R2 EMERLIGHT CHARGE ASSY REF AMM 33-51-00 OPS CHECK GOOD THIS CLEARS MEL 33-14 MDDR#8311M

Source: SDR SCNA20230828211
OTHER · 2023-03-06 Matched by certificate designator
ATA 5100

Part: NONE — NONE · airframe 63,597 hrs · 28,563 cycles

DEFECT 744450: MULTIPLE RAMP STAFF ADVISED THE CREW THEY SAW SPARKS COMING FROM THE #2 ENGINE UPON PARKING WHEN UNDER POWER MC NOTIFIED WB 10281. RESOLUTION: PERFORMED GVI INSPECTION OF ENGINE #2 IAW AMM 05-41-04-210-806.

Source: SDR SCNA20230307093
OTHER · 2023-02-01 Matched by certificate designator
ATA 2530

Part: NOT ENTERED — NOT ENTERED · airframe 63,340 hrs · 28,472 cycles

DEFECT 730599: AFT RIGHT OVEN SMELLS LIKE AN ELECTRICAL SMELL WHEN IN USE. RESOLUTION: COULD NOT DUPLICATE IAW AMM 25-31-01. OK FOR SERVICE.

Source: SDR SCNA20230202051

2022

OTHER · 2022-12-27 Matched by certificate designator
ATA 2560

Part: GIRT BAR — OUT OF ADJUST (L1 DOOR) · airframe 63,071 hrs · 28,374 cycles

L1 GIRT BAR ON SLIDE DIFFICULT TO ARM/DISARM. ADJUSTED GIRT BAR REF AMM 25-66-01. OK FOR SERVICE.

Source: SDR SCNA20221229152
OTHER · 2022-09-16 Matched by certificate designator
ATA 2911

Part: NONE — NONE · airframe 62,428 hrs · 28,118 cycles

DEFECT 725253: LOSS OF SYSTEM B HYDRAULIS IN FLIGHT. RESOLUTION: FOUND PLUG ON B SYSTEM HYD MODULE TO BE LOOSE TIGHTENED PLUG R& R # 2 ENG ENGINE DRIVE PUMP PER AMM 29-11-11 OPS & LEAK CHECK GOOD OK FOR SERVICE

Source: SDR SCNA20220920108

2021

FALSE WARNING · 2021-05-19 Matched by certificate designator
ATA 2781

Part: PROXIMITY SENSOR — MALFUNCTIONED (LE FLAPS) · airframe 59,075 hrs · 26,829 cycles

L/E FLAP #5 DISAGREE AT FLAP SETTINGS 1 AND 5. R & R RIGHT #5 SLAT INBOARD PROX SENSOR PER AMM 27-88-11. ALL OPS AND INDICATIONS NORMAL. DECLARED EMERGENCY CREW HAD A FLAP DISAGREE LIGHT. LANDED IN MSN SAFELY.

Source: SDR SCNA20210524056
FLUID LOSS; SMOKE/FUMES/ODORS/SPARKS · 2021-03-18 Matched by certificate designator
ATA 2910

Part: COMPUTER — LEAKING (ELEVATOR FEEL) · airframe 58,560 hrs · 26,645 cycles

FLIGHT ATTENDANTS IN THE REAR OF THE AIRCRAFT HAD A FUME EVENT ON DESCENT THROUGH ABOUT 10,000 FT. PERFORMED HYDRAULIC SYSTEM EXTERNAL LEAKAGE CHECK REF AMM 29-00-00-790-801. FOUND LEAK AT ELEVATOR FEEL COMPUTER, LEAKING ONTO APU BLEED AIR DUCT CAUSING FUMES. TORQUED LOOSE UNION FITTING REF AMM 27-31-37-400-801, LEAK CHECK GOOD NO DEFECTS NOTED

Source: SDR SCNA202103180001
FLUID LOSS; SMOKE/FUMES/ODORS/SPARKS · 2021-03-18 Matched by certificate designator
ATA 2910

Part: COMPUTER — LEAKING (ELEVATOR FEEL) · airframe 58,560 hrs · 26,645 cycles

FLIGHT ATTENDANTS IN THE REAR OF THE AIRCRAFT HAD A FUME EVENT ON DESCENT THROUGH ABOUT 10,000 FT PERFORMED HYDRAULIC SYSTEM EXTERNAL LEAKAGE CHECK REF AMM 29-00-00-790-801. FOUND LEAK AT ELEVATOR FEEL COMPUTER, LEAKING ONTO APU BLEED AIR DUCT CAUSING FUMES. TORQUED LOOSE UNION FITTING REF AMM 27-31-37-400-801, LEAK CHECK GOOD NO DEFECTS NOTED

Source: SDR SCNA20210318015
WARNING INDICATION · 2021-01-10 Matched by certificate designator
ATA 2131

Part: CONTROLLER — MALFUNCTIONED (CABIN PRESSURE) · airframe 58,085 hrs · 26,482 cycles

ON DEPARTURE AUTOFAIL LIGHT ILLUMINATED NNC COMPLETED. IN CRUISE FLIGHT OFF SCHEDULE DESCENT LIGHT ILLUMINATED FOLLOWED BY AUTO FAIL LIGHT ILL AGAIN AND THEN PANEL WENT BLANK. INFORMED OVER ACARS LOSS OF CABIN PRESSURE, DECLARED EMERGENCY.  DIVERSION TO DEN FLIGHT LANDED SAFELY IN DEN. FOUND THAT NR 1 CONTROLLER WOULD NOT POWER UP. REPLACED NR 1 CABIN PRESSURE CONTROLLER, REF AMM 21-31-01 CHECKS GOOD.

Source: SDR SCNA20210112001