# SDR DALA2025033102344

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 2025
- Submitted: March 31, 2025
- Operation: Air carrier
- Aircraft: [N171DZ](https://openairdocs.org/aircraft/N171DZ), registered now
- Make and model: Boeing 767332
- Aircraft serial: 29690
- Aircraft time: 101,174 hours, 21,524 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Zone 200
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025033102344

## Discrepancy

-AD- OPEN HOLE HFEC INSPECTION FOUND 01 EA THROUGH CRACK AT 2 O'CLOCK POSITION AT #3 FASTENER LOCATION AND FOUND 02 EA THROUGH CRACKS AT 2 O'CLOCK AND 7 O'CLOCK POSITION AT #4 FASTENER LOCATION ON BOTH FUSELAGE SKIN AND BEAR STRAP LAYERS AT THE FORWARD SERVICE DOOR CUTOUT AFT LOWER CORNER AS MARKED. (LOOKING FROM O/B TO I/B). CRACK WAS FOUND DURING NDT INSPECTION. REPAIR IS REQUIRED PRIOR TO FURTHER FLIGHT. AMOC TO AD 24-05-03 MAY BE REQUIRED. REFER TO AA 5331-01288. ACCOMPLISHED THE REPAIR TRANSFER TO W/C 5331-01288-04. THIS IS A CATEGORY B REPAIR. INSPECTIONS SHALL BE CONDUCTED AT 3,000 FLIGHT CYCLES INTERVALS, COMMENCING FORM WHICHEVER OCCURS FIRST: EITHER 6,000 MAXIMUM FLIGHT CYCLES AFTER REPAIR INSTALLTION OR 37,500 FLIGHT CYCLES SINCE AIRPLANE DELIVERY PER B767-300 SRM 53-10-01-2R-1 FIG 202 REV 127.00 MAR-18-2025. (LP #0883879)

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