# SDR UPS06446623

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2006
- Submitted: April 5, 2006
- Operation: Air carrier
- Aircraft: N681UP
- Make and model: Boeing 747121
- Aircraft serial: 19661
- Aircraft time: 106,939 hours, 27,146 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Corroded
- Location: Bs 1235
- 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/UPS06446623

## Discrepancy

BS 1235-1241 WING CTR SECTION UPPER FACE LBL 12-33 FOUND BULGE UP ( 2 LOCATIONS).  CORROSION BLEND OUT 0.140" BY 2.5" BY 6" EXCEED SRM 57-30-01 FIG 1 LIMITS.  REPAIR WORK CARRIED OUT AS PER HX RS NR R57-14-35452 & UPS EO NR B747-5710-24065-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.