# SDR DL72S972251

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 3, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N400DA](https://openairdocs.org/aircraft/N400DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 21144
- System (JASC): [5713 · Wing, Longeron/Stringer](https://openairdocs.org/jasc/5713)
- Part: Stringer
- Condition: Cracked
- Location: Outer Wing
- 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/DL72S972251

## Discrepancy

HFEC INSP OUTER WING UPPER STRINGER TO RIB CRACK INCL W 5.629.0 LT SIDE 2ND STRINGER AFT OF AFT VENT BOX.  STOP DRILLED CRACK AND BEGAN TO DRILL UP ALL ANGLES PER M/M 57-13-0 FIG 802.  COMPLETED DRILLING UP REPAIR ANGLES PER M/M 57-13-0 FIG 802.  TRIMMED, TREATED, PAINTED REPAIR PARTS PS 900-OK TO INSTALL.  INSTALLED REPAIR PARTS PER M/M 57-13-0 FIG 802.

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