NATIONAL AIR CARGO GROUP, INC.

Sanction: $8,000 · case closed 2024-10-15

Sanction: $45,000 · case closed 2023-07-21

Sanction: $37,220 · case closed 2023-07-21

Sanction: $4,000 · case closed 2019-09-05

Sanction: $13,889 · case closed 2017-05-30

Sanction: $24,305 · case closed 2017-05-30

Sanction: $14,450 · case closed 2016-10-31

Sanction: $24,305 · case closed 2017-05-30

Part: CIRCUIT CARD — FAULTED (FIRE DETECTION) · airframe 119,108 hrs · 18,124 cycles

ON GROUND - ERRONEOUS FIRE WARNINGS - CLEANED AND RESEATED AFOLTS INTERFACE CARD. SYSTEM OPERATION NORMAL PER AIRCRAFT MAINTENANCE MANUAL 26-10-01.

Part: SKIN — DENTED (ZONE 500 FLAP) · airframe 70,060 hrs · 12,410 cycles

DURING C-CHECK AT HANGAR, LT WING V/C FLAP NR 1E FOLDING NOSE SKIN WAS FOUND WITH DENT. PERMANENT REPAIR ACCOMPLISHED IAW SRM 57-43-02, REPAIR 2.

Part: INDICATOR — NO DISCREPANCY (ZONE 200) · airframe 94,072 hrs · 18,618 cycles

AIRSPEED UNRELIABLE. PERFORM OPS TEST IAW AIRCRAFT MAINTENANCE MANUAL 34-12-00. NO FAULTS NOTED. AIRCRAFT EXPERIENCED AN EQUIPMENT COOLING FAILURE PRIOR TO THE AIRSPEED BECOMING UNRELIABLE.

Part: PUMP — LEAKING (HYD ADP) · airframe 101,663 hrs · 17,490 cycles

EICAS -HYD QTY LOW 1- DISPLAYED DURING CRUISE. REPLACED LEAKING NR 1 AIR DRIVEN HYDRAULIC PUMP.

Part: FRAME — CRACKED (ZONE 100) · airframe 118,274 hrs · 17,811 cycles

DURING SCHEDULED INSPECTION FOUND 2 CRACK HOLES AT R5 DOOR INNER CHORD STA 2231 S-19. PERFORMED CLASS B REPAIR IAW SRM 53-60-15, REPAIR 2.

Part: SKIN — DENTED (ZONE 600 FLAP) · airframe 118,274 hrs · 17,811 cycles

DURING AIRCRAFT C-CHECK IN ICN (INCHEON, SOUTH KOREA) SHARP TECHNICS K MAINTENANCE DISCOVERED CHAFE DAMAGE ON THE UPPER SURFACE OF THE INBOARD TRAILING EDGE AFT FLAP OUTER SKIN PANEL P/N 65B02077-508. PERFORMED PERMANENT REPAIR IAW FLIGHT VEHICLES CONSULTING, INC. EO# 26093-1 REV.IR DATED: 06/25/2026. DATA APPROVE BY R. MANASHI ON FAA FORM 8110-3 DATED 07/07/2026.

Part: FRAME — CRACKED (ZONE 200) · airframe 118,274 hrs · 17,811 cycles

CRACK FOUND AT RH STA 1140 LH TENSION TIE FRAME. REPAIRS COMPLETED PER BCS CASE 06373559.

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 70,060 hrs · 12,410 cycles

BATTERY PACK DID NOT PASS CAPACITY TEST.

Part: FAN — FAILED (ZONE 100) · airframe 42,613 hrs · 9,759 cycles

SMOKE IN COCKPIT FOR A MOMENT AT 2320Z ASSOCIATED BURNING SMELL (ELECTRICAL) INTERMITTENT FOR REMAINDER OF FLT IN ALL GALLEYS AND COCKPIT.ACCOMPLISHED SDCU (1)(2) BITE TEST REF A330 AMM 26-16-00 AND LOWER DECK COMPARTMENT AVC/COMP REF AMM 26-16-00. FOUND BULK CARGO FAN (282HN) FAULT. OK TO DEFER PER MEL 21-28-08A, DISCREPANCY TRANSFERRED TO DMI 250236942 MAINT ACTION C/W, M4 PLACARD INSTALLED  CAT-C, DUE 07/1/2026

Part: FRAME — CRACKED (ZONE 100) · airframe 118,274 hrs · 17,811 cycles

DURING OPEN HOLE INSPECTION, DETECTED DEFECT SIGNAL AT FRAME WEB BS 1265. PERFORMED REPAIR IAW NAL FCD 744-53-0014 AND DWG 624U0060.

Part: SKIN — DAMAGED (ZONE 100) · airframe 118,274 hrs · 17,811 cycles

.LIGHTNING-STRIKE DAMAGE FOUND ON THE FUSELAGE SKIN AT STA 225, STRINGER S-23R. PERFORMED REPAIR IAW BOEING BCS CASE MUA-MUA-26-0085. DATA APPROVED BY FAA FORM 8100-9 DATED 06/28/2026.

Part: FRAME — CRACKED (ZONE 100) · airframe 118,274 hrs · 17,811 cycles

DURING OPEN HOLE INSPECTION, 2 CRACKS FOUND AT BS800 BETWEEN S-15L TO S-17L. PERFORMED CLASS B REPAIR IAW BCS CASE # 06372411

Part: FRAME — CRACKED (ZONE 100) · airframe 118,274 hrs · 17,811 cycles

DURING OPEN HOLE INSPECTION, CRACK FOUND AT BS 800 BETWEEN S-16R & S-17R. PERFORMED PERMANENT REPAIR AIW BOEING BCS MUA-MUA-26-0081-09B AND DWG 65B26468.

Part: FRAME — CRACKED (ZONE 200) · airframe 118,274 hrs · 17,811 cycles

A CRACK DAMAGED WAS FOUND ON THE FRAME WEB AT STA 1160 AND BETWEEN S-9R- 10R WHILE PERFORMING SERVICE BULLETIN 747-53A2702 REV 02. PERFORMED CLASS B REPAIR PER CASE 06372691

Part: FRAME — CRACKED · airframe 118,274 hrs · 17,811 cycles

CRACK FOUND IN OPEN HOLE INSPECTION AT RT STA 1120 TENSION TIE FRAME WEB 65B01749-22. REPAIRS COMPLETED PER BOEING BCS CASE 06372730

Part: TENSION TIE — CRACKED (ZONE 100) · airframe 118,274 hrs · 17,811 cycles

CRACK FOUND DURING OPEN HOLE INSPECTION AT L/H STA1180 TENSION TIE FWD CHANNEL. PERFORMED CLASS B REPAIR IAW SRM 53-40-30-2R-2.

Part: TENSION TIE — CRACKED (ZONE 100) · airframe 118,274 hrs · 17,811 cycles

OPEN HOLE NDI INSPECTION FOUND DEFECT SIGNALS WHILE PERFORMING STA 1140 R/H TENSION TIE. REPAIR COMPLETED PER BCS MESSAGE 06370241 INSPECTION THRESHOLD 20,811 TOTAL FLIGHT CYCLES.

Part: SLIDE — DEPLOYED (ZONE 800) · airframe 95,968 hrs · 18,566 cycles

LEFT UPPER DECK DOOR SLIDE DID NOT FULLY DEPLOY WHEN INADVERTANTLY ACTIVATED. REPLACED DOOR SLIDE ASSEMBLY PER AIRCRAFT MAINTENANCE MANUAL 25-68-01.

Part: KEELBEAM — CORRODED (ZONE 100) · airframe 100,789 hrs · 18,450 cycles

LEFT WING MLG WW KEELBEAM AREA CENTER WEB CHORD CORROSION. BS 1276-1287. REPAIR ACCOMPLISHED IAW SRM.

Part: WEB — CORRODED (ZONE 700) · corrosion level 2 · airframe 100,789 hrs · 18,450 cycles

L/H WING, L/G, W/W, KEEL BEAM AREA CENTER WEB CHORD CORROSION. (STA1276-1287) REPAIR ACCOMPLISHED IAW SRM AND FAA FORM 8100-9 CASE #06342669 CATEGORY A REPAIR 02JUN2026

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 100,789 hrs · 18,450 cycles

EMERGENCY BATTERY PACK INOPERATIVE.

Part: CONDUIT — DAMAGED (ZONE 100) · airframe 95,968 hrs · 14,952 cycles

RIGHT BODY LANDING GEAR FORWARD CONDUIT DAMAGED. PERFORMED TIME LIMITED REPAIR PER FLIGHT VEHICLES CONSULTING ENGINEERING ORDER 26068-1.

Part: SKIN — PUNCTURED (ZONE 100) · airframe 101,037 hrs · 17,374 cycles

PUNCTURED FUSELAGE SKIN BETWEEN BS 2742.64 AND BS 2753.10 AND BETWEEN BL0 AND RBL15.0 - ACCOMPLISHED MAJOR REPAIR.

Part: SKIN — PUNCTURED (ZONE 100) · airframe 101,037 hrs · 17,374 cycles

PUNCTURED FUSELAGE SKIN BETWEEN BS 2742.64 AND BS 2753.10 AND BETWEEN LBL 1.57 AND LBL 10.0. ACCOMPLISHED MAJOR REPAIR.

Part: LONGERON — CRACKED (ZONE 300) · airframe 18,511 hrs · 18,018 cycles

2EA CRACK INDICATON FOUND AT BS2598 BULKHEAD R/H S-11R LONGERON P/N 65B02522-4 PER BOEING SR MUA-MUA-26-0026-22B REPAIR CARRIED OUT PER BOEING 8100-9 DATED MAY 12-2026 AND PER BCS 202603210023-0016

Part: FRAME — CRACKED (ZONE 200) · airframe 18,511 hrs · 18,018 cycles

1EA CRACK FOUND AT BS2598 BULK HEAD RHS FRAME SUPPORT HOLE D AS PER BOEING SR MUA-MUA-26-0022-07B REPAIRED CARRIED OUT PER BOEING 8100-9 DATED MAY 12 2026 AND PER BOEING BCS 202603210023-0016

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 95,599 hrs · 14,889 cycles

UPPER DECK CEILING LIGHT ASSY INOPERATIVE. REPLACED THE LIGHT ASSY AND OPS CHECKED IAW AMM 33-28-05, FOUND ABNORMAL. REPLACED THE CEILING BATTERY ASSY AND OPS CHECKED IAW AMM 33-51-04 FOUND NORMAL.

Part: FRAME — CRACKED (ZONE 200) · airframe 18,511 hrs · 18,018 cycles

1EA CRACK FOUND AT BS2598 BULKHEAD RHS OUTER CHORD HOLE C PER BOEING SR MUA-MUA-26-0022-07B REPAIR CARRIED OUT PER BOEING 8100-9 DATEED MAY, 12,2026.REFF BOEING BCS 202603210023-0016

Part: STRINGER — CRACKED (ZONE 100) · airframe 18,511 hrs · 18,018 cycles

FCD 744-53-0025 OPEN HOLE NDI INSPECTION FOUND CRACK SIGNALS WHILE PERFORMING STA R/H 1160 AND STRINGER 10R REPAIR CARRIED OUT PER 8100-9 DATED 04/28/2026 REF BOEING COMMUNICATION SYSTEM MESSAGE NUMBERS FOR CASE # 06320986

Part: FRAME — CRACKED · airframe 18,511 hrs · 18,018 cycles

ONE CRACK FOUND AT FRAME SUPPORT OF 747 SSID REV. H ITEMS F­49G ON THE RHS AREA OF THE HINGE FITTING. PER BOEING SR MUA­MUA­26­0026­03B. REPAIR CARRIED OUT PER BOEING 8100­9 DATED MAY 13 2026 AND REF BCS 202603130057­009

Part: LAMP — INOPERATIVE (ZONE 200) · airframe 117,519 hrs · 17,689 cycles

U/D EMEGENCY LIGHT NO ON QTY 3 EA. REPLACED THE LAMP AND OPERATION CHECK PER AMM 33-51-07 FOUND NORMAL

Part: STRINGER — CRACKED (ZONE 200) · airframe 18,511 hrs · 18,018 cycles

FCD 744-53-0025 OPEN HOLE NDI INSPECTION FOUND CRACK SIGNALS WHILE PERFORMING STA L/H 1160 AND STRINGER 10L REPAIR CARRIED OUT PER BOEING 8100-9 DATED MAY 12, 2026 REF BCS 0632095

Part: TENSION TIE — CRACKED (ZONE 100) · airframe 18,511 hrs · 18,018 cycles

OPEN HOLE NDI INSPECTION FOUND CRACK SIGNALS AT 1120 R/H TENSION TIE. REPAIR CARRIED OUT PER 8100=9 DATED 05/08/2026 REFF BOEING COMMUNICATION CASE 063200880

Part: FASTENER — BROKEN (ZONE 100) · airframe 18,511 hrs · 18,018 cycles

LOCK FASTENER HEAD BROKEN AT TENSION TIE ATTACH FRAME LOCATED AT BS 1220 RT AND STRINGER 10R

Part: DOUBLER — CRACKED (ZONE 300) · airframe 118,511 hrs · 18,018 cycles

0.7" CRACK HAS EXTENDED FROM THE STOP HOLE OF THE PREVIOUS CRACK AT R/H STABILIZER UPPER LOBE DOUBLER. REPAIR COMPLETED PER :CASTLE ID: 202603060065: BOEING 8100-9 ISSUED DATED 04/21/2026. REF ID 202603060065-0011

Part: DOUBLER — CRACKED (ZONE 300) · airframe 18,511 hrs · 18,018 cycles

FINDING 002002 DOCUMENT FCD 744-53-0057-DURING C-CHECK 0.7" CRACK HAS EXTENDED FROM THE STOP HOLE OF THE PREVIOUS CRACK AT R/H STABILIZER UPPER LOBE DOUBLER. REPAIR WAS COMPLTED PER FAA 8100-9 DATED 0/21/2006 ON BOEING SERVICE REQUEST 202603060065-0011.

Part: HYDRAULIC LINE — CRACKED (ZONE 400) · airframe 99,802 hrs · 16,214 cycles

APPROXIMATELY 30 MINUTES AFTER TOP OF CLIMB, CRUSING AT FLIGHT LEVEL 34,000, EICAS MESSAGE "HYD QTY LOW 1" QUANTITY OBSERVED DECREASING REPIDLY ON HYD SYNOPTIC PAGE. SHORTLY AFTER, QUANTITY AT 0.00. EICAS "HYD PRESS SYS 1". NON NORMAL CHECKLIST ACTIONED. - REPAIRED HYDRAULIC TUBE IN NUMBER 1 ENGINE PYLON.

Part: FLOOR SUPPORT — CRACKED (ZONE 100) · airframe 118,511 hrs · 18,018 cycles

AFT CARGO INTERCOSTAL CRACK AT STA 1940 TO STA 1960, LBL77 PERFORMED REPAIR IAW SRM 51-70-13 R1

Part: WEB — CRACKED (ZONE 100) · airframe 118,511 hrs · 18,018 cycles

CRACK FOUND ON FORWARD FUSELAGE WEB OF THE NOSE GEAR WELL AT STRINGER 26, BS 160-180 CORRECTIVE ACTION: CAT B. REPAIR PER SRM. REINSPECT DUE AT 33,018 CYCLES

Part: WEB — CRACKED (ZONE 100) · airframe 118,511 hrs · 18,018 cycles

CRACK FOUND ON FORWARD FUSELAGE WEB OF NOSE GEAR WELL AT STRINGER S-26 STA 140-160 WL 205 R&R WEB PART NUMBER 65B01870U243 IAW SRM 51-40-02

Part: TENSION TIE — CRACKED (ZONE 100) · airframe 118,511 hrs · 18,018 cycles

OPEN-HOLE NDI INSPECTION FOUND DEFECT SIGNALS WHILE PERFORMING BS 1180LT - 1140 RT.

Part: TENSION TIE — CRACKED (ZONE 100) · airframe 18,511 hrs · 18,018 cycles

OPEN-HOLE NDI INSPECTION FOUND DEFECT SIGNALS WHILE PERFORMING STA 1180 L/H STA 1140 R/H. REPAIR COMPLETED PER BCS MESSAGE NUMBER 06316150 INSPECTION THRESHOLD 21,108 TOTAL FLIGHT CYCLES

Part: FRAME — CRACKED (ZONE 200) · airframe 18,511 hrs · 18,018 cycles

WHILE IN C CHECK - PERFORMED SURFACE HFEC INSPECTION OF FCD 744-53-0017 R2 A 1 INCH CRACK WAS FOUND ON CHORD BETWEEN S-37R AND S-38R. REPAIR PERFORMED PER BOEING BCS MUA N952CA / 25238 FRAME CRACK BS 1140 RH, RBL 80 / WL 330.

Part: WARNING MESSAGE — FALSE ACTIVATION (ZONE 100) · airframe 100,490 hrs · 17,281 cycles

DURING TAXI, EICAS MESSAGE FIRE APU - APU FIRE BOTTLE DISCHARGED. - UPON INSPECTION, NO EVIDENCE OF FIRE. APU PLACED ON A DEFERRED MAINTENANCE ITEM PER MINIMUM EQUIPMENT LIST 49-11-01-01.

Part: BATTERY — INOPERATIVE (ZONE 200) · airframe 99,515 hrs · 16,160 cycles

DURING A-CHECK AT RKSI, WHILE ACCOMPLISHING T/C 33-050-01-01, FOUND 11 EACH EMERGENCY LIGHT INOPERATIVE. BATTERY ASSY P/N: 2013-1A WAS REPLACED AND DOCUMENTED ON SHARP TECHNICS K W.O. MNT004216 / NR-0013. OPERATIONAL CHECK SATISFACTORY.

Part: SKIN — CRACKED (ZONE 500) · airframe 64,169 hrs · 11,671 cycles

THREE INCH CRACK WAS IDENTIFIED IN THE LEFT WING LEADING EDGE UPPER SPLICE PLATE. ACCOMPLISHED MAJOR REPAIR IAW FLIGHT VEHICLES CONSULTING INC. ENGINEERING ORDER CONTROL 25197-3.

Part: WEDGE — DAMAGED (ZONE 500) · airframe 64,169 hrs · 11,671 cycles

DURING SHEDULED C-CHECK VISIT, FOUND LT WINGLET T/E WEDGE LIGHTNING STRIKE DAMAGE. REPAIR HAS BEEN C/W IAW EO 25197-2.

Part: GENERATOR — FAILED (APU) · airframe 92,267 hrs · 18,318 cycles

APU GENERATOR #2 HAS SPARKS COMING OUT OF CASE - APU AFTER FIRE INSPECTION IN ACCORDANCE WITH AIRCRAFT MAINTENANCE MANUAL 49-11-00. APU COOLING AIR INTAKE DAMAGED. APU DEFERRED PER MINIMUM EQUIPMENT LIST AND GENERATOR WILL BE REPLACED AT A LATER DATE.

Part: GENERATOR — FAILED (APU) · airframe 99,922 hrs · 17,187 cycles

DURING CREW PREFLIGHT CHECKS (AIRCRAFT DOORS OPEN), APU FIRE AND APU AUTOSHUTDOWN DISPLAYED. - FOUND #1 APU GENERATOR MECHANICAL FAILURE CAUSING FIRE IN APU COMPARTMENT. FIRE CONTAINED TO APU COMPARTMENT AND WAS EXTINGUISHED BY CREW PERFORMING APU FIRE EXTINGUISHING PROCEDURE. ALL FIRE AND SMOKE DAMAGE REPAIRED AND APU WAS REPLACED, INCLUDING #1 GENERATOR.

Part: BOTTLE — LOW PRESSURE (SLIDE) · airframe 117,657 hrs · 17,866 cycles

LH EMERGENCY SLIDE RESERVOIR PRESSURE IS BELOW GREEN BAND.