# SDR DALA2018041902626

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2018
- Submitted: April 19, 2018
- Operation: Air carrier
- Aircraft: N918DE
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49959
- Aircraft time: 63,047 hours, 46,024 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Cusp Web
- Condition: Corroded
- Location: Bs 522-598
- 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/DALA2018041902626

## Discrepancy

CORROSION ON THE LEFT CABIN FLOOR CUSP WEB UPPER & LOWER SURFACES FROM LBL 44 TO 60,  BS 522 - 598.  THE CUSP WEB WAS REPLACED IAW SRM 53-05, FIG131A, 51-30-1, AND 51-30-2.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.