# SDR NACA2024042400002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2024
- Submitted: June 24, 2024
- Operation: Air carrier
- Aircraft: N407YK
- Make and model: Boeing 737436
- Aircraft serial: 25844
- Aircraft time: 61,937 hours, 41,552 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: UNKNOWN
- Condition: Cracked
- Location: Bs 380 S20-21l
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NACA2024042400002

## Discrepancy

DO HFEC INSP. FOUND FRAME INTEGRAL INBOARD CHORD CRACKED ABOUT 0.2" IN LENGTH AT BS 380 BETWEEN S-20L AND S-21L AS MARKED.

---
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.