# SDR IPXA2022022279316

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2022
- Submitted: February 23, 2022
- Operation: Air carrier
- Aircraft: [N408UP](https://openairdocs.org/aircraft/N408UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23730
- Aircraft time: 35,703 hours, 24,501 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stringer
- Part number: 146N382119
- Part serial: NSN
- Condition: None
- Location: Fs1459 Str29r
- 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/IPXA2022022279316

## Discrepancy

INSPECTION TYPE:CLOWER AFT CARGO PIT SKIN AT FS 1459 STRINGER 29R HAS INTERGRANULAR CORROSION AND A .870" LONG CRACK ON THE I/B SIDE OF STRINGER WEB DEEMING STRINGER OUT OF LIMITS PER SRM 53-00-03-1A-1REPAIR PER SR 53-00-03-2R-1 PROCEDURE 1

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