# SDR DALA2024052305481

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2024
- Submitted: May 24, 2024
- Operation: Air carrier
- Aircraft: [N903DN](https://openairdocs.org/aircraft/N903DN), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 32007
- Aircraft time: 17,507 hours, 6,811 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: UNKNOWN
- Condition: Damaged
- Location: Bs 178
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2024052305481

## Discrepancy

AIRCRAFT 3903, LIGHTNING STRIKE DAMAGE TO THE FUSELAGE SKIN (P/N: 141A3810-36) JUST AFT OF THE STA 178 PRESSURE BULKHEAD AND BETWEEN RBL 20 AND RBL 30. CORRECTIVE ACTION: OVERSIZE/REAMED THE SUBJECT HOLE TO REMOVE THE DISCHARGE DAMAGE, COMMON TO THE SKIN ONLY FOR FREEZE PLUG INSTALLATION. TRIMMED THE SKIN PANEL. FABRICATED REPAIR DOUBLER AND FILLER FROM 0.071 AND 0.063 2024-T3 CLAD RESPECTIVELY. INSTALL ALL REPAIR PARTS PER ER/A 618146-14. (LP 0353191)

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