# SDR K11A2022060100129

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2022
- Submitted: June 1, 2022
- Operation: Air carrier
- Aircraft: [N336CK](https://openairdocs.org/aircraft/N336CK), registered now
- Make and model: Boeing 737-3Y0
- Registry model: [Boeing 737-3Y0](https://openairdocs.org/model/boeing-737-3y0) (OpenAirDocs)
- Aircraft serial: 26070
- Aircraft time: 58,983 hours, 39,257 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Stringer
- Condition: Cracked
- Location: Zone 100
- Part time: 58,983 hours, 39,257 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/K11A2022060100129

## Discrepancy

FRAME AT STA 360 STR 20R HAS A CRACK IN THE WEB AROUND INSULATION STUD HOLE ON FWD SIDE

---
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.