# SDR IPXA2016101509389

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2016
- Submitted: October 17, 2016
- Operation: Air carrier
- Aircraft: [N583UP](https://openairdocs.org/aircraft/N583UP), registered now
- Make and model: Boeing 747-4R7F
- Registry model: [Boeing 747-4R7F](https://openairdocs.org/model/boeing-747-4r7f) (OpenAirDocs)
- Aircraft serial: 25867
- Aircraft time: 109,921 hours, 18,686 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: 65B0173426
- Condition: Cracked
- Location: Bs 820
- 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/IPXA2016101509389

## Discrepancy

INSPECTION TYPE: C4,  A CRACK WAS FOUND ON THE FRAME AT BS 820 , STRINGER 10A TO 11R.  REPAIRED IAW SRM 53-20-07-2R-2 , REPAIR 2 REV.77 AND EO B747-5310-62098-A.

---
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.