# SDR IPXA2025012005151

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2025
- Submitted: January 28, 2025
- Operation: Air carrier
- Aircraft: [N420UP](https://openairdocs.org/aircraft/N420UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23907
- Aircraft time: 36,186 hours, 23,613 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Deck Plate
- Part number: 146N5238
- Condition: Corroded
- Location: Zone 200
- 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/IPXA2025012005151

## Discrepancy

CORROSION FOUND AROUND 3EA FASTENERS ON THE TOP OF THE DECK PLATE AT STA 1701, RBL 24.75. AREA MARKED IN RED.  INSTALLED 3 FASTENERES IAW SRM 51-40-02-OG. PN BACB30NW6K8X BTCH 0004346844. REQUET OK TO RESTORE SUFACE PROTECTION.

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