# SDR UPS99228706

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N948UP](https://openairdocs.org/aircraft/N948UP), registered now
- Make and model: Boeing 727-25C
- Registry model: [Boeing 727-25C](https://openairdocs.org/model/boeing-727-25c) (OpenAirDocs)
- Aircraft serial: 19357
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Bs 520-540
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS99228706

## Discrepancy

INSPECTION TYPE:C, CORROSION ON FLOOR SUPPORT (C53-113-01.07-01) AT FWD CARGO DOOR THRESHOLD BS 520-540 RBL 21.5 WL 156.  REPLACED FLOOR SUPPORT BS 510 TO BS 600 PER 727 SRM 51-30-5 AND 53-10-1.

---
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.