# SDR IPXA2018110235585

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2018
- Submitted: November 2, 2018
- Operation: Air carrier
- Aircraft: [N570UP](https://openairdocs.org/aircraft/N570UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 35667
- Aircraft time: 41,936 hours, 6,716 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Part number: 111U100716
- Condition: Corroded
- Location: Bs 1241
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2018110235585

## Discrepancy

CORROSION FOUND ON THE REAR WEB AT BS 1241, RBL 91.  REPAIRED IAW SRID 4-4276382350, AND EO B747-5710-70500-A.

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