# SDR DL72S972249

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N421DA
- Make and model: Boeing 727232
- Aircraft serial: 21274
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Rib
- Condition: Cracked
- Location: Vert Stab
- 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/DL72S972249

## Discrepancy

FOUND DURING D-2 LETTER CHECK - VERTICAL FIN RIB CRACKED AT RIB TO STRINGER ATTACH BOLT  FIN STA 133.8 R/H SIDE 5TH \ATRINGER UP FROM BOTTOM                                        REPAIRED PER M/M 55-30-0

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