# SDR UPS07449353

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2007
- Submitted: March 9, 2007
- Operation: Air carrier
- Aircraft: N683UP
- Make and model: Boeing 747121
- Aircraft serial: 20353
- Aircraft time: 90,184 hours, 22,066 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Frame
- Condition: Corroded
- Location: Bs 1840
- 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/UPS07449353

## Discrepancy

INSPECTION TYPE:C AFT CARGO LEFT STA 1840 FRAME LBL 90 FOUND CORRODED UNDER ANCHOR NUT AREA AS MARKED.  CORROSION BLEND OUT 0.024" X .875" X 1" EXCEED SRM LIMIT.  AFT CARGO BS 1840 LBL 90" FRAME REPAIRED AS PER SRM 51-40-03 FIG 2.

---
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.