# SDR USAA960069

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N423US](https://openairdocs.org/aircraft/N423US), registered now
- Make and model: Boeing 737401
- Aircraft serial: 23990
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Beam
- Condition: Corrosion
- Location: Bs 312
- Part time: 19,812 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA960069

## Discrepancy

INT - DURING Q-5 CHECK VISUAL INSPECTION, FOUND 5 INCHES BY 40 INCHES CORRODED BEAM, BS 312 LBL 18 TO RBL 22.  FABRICATED AND INSTALLED T-CAP AND REPAIR ANGLES.  REPAIRED PER TR 53-10-3.  CORROSION TASK NR C53-107-02, CORROSION LEVEL 2.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.