# SDR DALA1220339203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 6, 2012
- Submitted: May 17, 2012
- Operation: Air carrier
- Aircraft: [N930DN](https://openairdocs.org/aircraft/N930DN), registered now
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53458
- Aircraft time: 29,618 hours, 21,950 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Cusp Web
- Condition: Corroded
- Location: Bs 750-773
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1220339203

## Discrepancy

MAIN CABIN LEFT CUSP WEB HAS CORROSION BETWEEN BS 750-773.  REMOVED CORROSION IN MAIN CABIN AT LT CUSP WEB BETWEEN STA 750-773 IAW SRM VOL2 51-10-03 PG 46-49 AND SRM VOL1 53-00-01.  FOUND OUT OF LIMITS IAW SRM 53-00-01 VOL 1 FIG 3.  REMOVED AND REPLACED FILLER AND DOUBLER IAW SRM 53-20-02 FIG 6 SH 1 AND ER/A 501651-14 REV ORIG.

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