# SDR DALA2018022801326

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2018
- Submitted: March 2, 2018
- Operation: Air carrier
- Aircraft: [N674DL](https://openairdocs.org/aircraft/N674DL), registered now
- Make and model: Boeing 757232
- Aircraft serial: 25979
- Aircraft time: 83,034 hours, 36,747 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Corroded
- Location: Bs 1720
- 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/DALA2018022801326

## Discrepancy

CORROSION UNDER PRESSURE DECK IN THE AFT CARGO, BS 1720, LBL 40, ON THE NUT PLATES,  L ANGLE, AND THE PRESSURE DECK.  ALL THREE SHOWS SIGNS OF EXFOLIATION.  REMOVED AND REPLACED THE  L ANGLE IAW SRM 51-40-02, 53-00-51, AND DWG #146N5300 REV C.

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