# SDR TWAA9810002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N993Z
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47082
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Corroded
- Location: Bs 148
- 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/TWAA9810002

## Discrepancy

MCI - DURING OP 16 MAINTENANCE CHECK FOUND CORROSION ON MEMBRANE UNDER FLOOR PANEL NR 1, STA 148, RBL 44 TO RBL 48 INCHES.  REMOVED AND INSTALLED NEW MEMBRANE PER SRM 51-03, PAGE 4, STA 141 TO STA 205.6, .50 INCH IN OF RIGHT SERVICE DOOR. (TOTAL TIME:  72,580 HOURS.  TOTAL CYCLES:  77,573.  (X)

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