# SDR AALA202411066097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2024
- Submitted: November 6, 2024
- Operation: Air carrier
- Aircraft: [N922AN](https://openairdocs.org/aircraft/N922AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29523
- Aircraft time: 70,433 hours, 29,168 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 147A342411
- Condition: Corroded
- Location: Zone 100 - Fuse
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202411066097

## Discrepancy

AIRCRAFT WAS GROUNDED: LARGE AREA OF SEVERE CORROSION APROX 2" X 1" AT BS 887 STR 27L. RIVET HEAD MISSING AN D SKIN CRACKED APROX 1" LENGTHWISE OF AC.  MX FOUND CORROSION ON FUSELAGE SKIN UNDER SPLICE STRAP AT BS 887, FROM S24L TO S27R. ACCOMPLISHED DOUBLER REPAIR PER EA 357916 (SEE AALA202411062265); CORROSION ON SPLICE STRAP AT BS 887 FROM S23L TO S23R. REPLACED SPLICE STRAP PER AARD 51-00-05-1 (SEE AALA202411066217); CORROSION ON FUSELAGE SKIN BETWEEN BS 887 TO 927, FROM S24L TO S27R. REPLACED SKIN PER EA 357916 (SEE AALA202411069419). ON FURTHER INSPECTION MAINTENANCE FOUND ADDITIONAL CORROSION BETWEEN BS 747 AND 767, FROM S27L TO S27R. DOUBLER REPAIR ACCOMPLISHED PER EA 357916 (SEE AALA202411066097).

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