# SDR USAA050088

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 1, 2005
- Submitted: February 16, 2005
- Operation: Air carrier
- Aircraft: N522AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23857
- Engine: Cfmint CFM563B2
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 6543854256
- Condition: Corroded
- Location: Fuselage
- Part time: 49,282 hours
- 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/USAA050088

## Discrepancy

PIT - Q3 - INTERCOSTAL, 1 INCH DIA (4 EA AREAS) CORROSION ; LEVEL 1; TASK NR C53-107-01, RBBL 10 BS 312 TO 328.  DEFECTIVE PART REPLACED WITH IDENT PART IAW SRM 51-10-02.  (K)

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