# SDR CALA2022102402937

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2022
- Submitted: October 24, 2022
- Operation: Air carrier
- Aircraft: [N77520](https://openairdocs.org/aircraft/N77520), registered now
- Make and model: Boeing 737
- Aircraft serial: 31658
- Aircraft time: 39,208 hours, 13,487 cycles
- System (JASC): [5500 · Empennage Structure](https://openairdocs.org/jasc/5500)
- Part: None
- Part number: NA
- Condition: Cracked
- Location: Sta 92.70
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2022102402937

## Discrepancy

STA 92.70 4TH STIFFNER ABOVE CHEM MILL VISUAL CRACK INDICATION. REF BY PEMCO NR.12738.0666. REPAIRED L/H HORIZ STABILIZER IN SPAR RIB 92.7 4TH STIFFNER FROM L/E IAW B737 SRM 55-10-09-2R-4. COMPLETED BY P112, INSP BY Q945 , ENTERED BY V928371. APPROVAL BY Q966.

---
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.