# SDR SQ7A012002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2002
- Submitted: April 8, 2002
- Operation: Air carrier
- Aircraft: [N282](https://openairdocs.org/aircraft/N282), registered now
- Make and model: Boeing 727251
- Aircraft serial: 21161
- Aircraft time: 58,200 hours, 40,000 cycles
- System (JASC): [5713 · Wing, Longeron/Stringer](https://openairdocs.org/jasc/5713)
- Part: Stringer
- Condition: Cracked
- Location: Zone 500
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SQ7A012002

## Discrepancy

YXD - during scheduled maintenance a crack was found in the L/H wing upper surface stringer @ WS 686.5, second stringer from aft.Repaired crack per Service bulletin 727-57A-159, figure 18.

---
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.