# SDR 98ZZZM477

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N303TW](https://openairdocs.org/aircraft/N303TW), registered now
- Make and model: Boeing 747257B
- Aircraft serial: 20116
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Cracked
- Location: Bs 1335-1350
- 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/98ZZZM477

## Discrepancy

DURING C-CHECK INSPECTION, DISCOVERED A CRACK IN STRINGER 5R BETWEEN BS 1335 AND 1350.31, RBL 40.  REPAIRED BY TRIMMING OUT THE DAMAGED SECTION OF STRINGER, FABRICATING AND INSTALLING A REPLACEMENT SECTION OF STRINGER WITH THREE REPAIR SPLICE STRAPS.  REPAIRED IAW EVERGREEN AIR CENTER, ENGINEERING CHANGE/REPAIR AUTHORIZATION NR N303TW-53-013-EAC.

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