# SDR IPXA2024081935346

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2024
- Submitted: August 20, 2024
- Operation: Air carrier
- Aircraft: [N424UP](https://openairdocs.org/aircraft/N424UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25369
- Aircraft time: 34,597 hours, 22,725 cycles
- System (JASC): [5340 · Fuselage Main, Attach Fittings](https://openairdocs.org/jasc/5340)
- Part: Intercostal
- Part number: PN149N75595
- Condition: Corroded
- Location: Unknown Zone
- 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/IPXA2024081935346

## Discrepancy

T-CHORD LH BTW STA 1037-1060 LBL 37 SHOWS CORROSION MARKED WITH N. 4. INSTALLED T-CHORD L/H BTW STA1037-1060 LBL 37, NUT PLATE P/N:BACN11P3A5C BATCH:0004289211, COLLAR P/N:BACC30M6 BATCH:0004295539, HI-LOK P/N:BACB30MY6K4 BATCH:0004309178, HI-LOK P/N:BACB30NW6K5 BATCH:0004297257 IAW SRM 51-40-02.

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