# SDR DALA2018051003211

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2018
- Submitted: May 17, 2018
- Operation: Air carrier
- Aircraft: [N544US](https://openairdocs.org/aircraft/N544US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26491
- Aircraft time: 69,549 hours, 22,281 cycles
- System (JASC): [2810 · Fuel Storage](https://openairdocs.org/jasc/2810)
- Part: Fuel Tank
- Condition: Corroded
- Location: Fuselage
- 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/DALA2018051003211

## Discrepancy

MAIN CABIN UNDER FLOOR BOARDS CENTER WING TANK UPPER SURFACE HAS EXFOLIATION CORROSION AT STA 984 RBL 60, CP53-242-011. 57-10-01 REPAIR APB-1 FIG 201 TABLE 203, ACCOMPLISHED REPAIR IAW ER/A 567169-14 REV ORIGINAL, HFEC PER NDTM PT6, 51-00-19 NO CRACKS NOTED, LEAK TEST PERFORMED PER AMM 28-16-00-796-033 NO LEAKS NOTED, IDENTIFIED PER PS 900-5-1 NO4 AND TOPP 30-10-70 PG 14.

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