# SDR NWAA070856717

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 17, 2007
- Submitted: March 8, 2007
- Operation: Air carrier
- Aircraft: [N617US](https://openairdocs.org/aircraft/N617US), registered now
- Make and model: Boeing 747251F
- Aircraft serial: 21121
- Aircraft time: 104,256 hours, 25,573 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Bs 2140 S25-26l
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NWAA070856717

## Discrepancy

DURING "L" CHECK, FOUND CRACK IN FRAME WEB AT BS 2140 BETWEEN S25L AND S26L.  REPAIRED PER EA 67-208624.

---
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.