# SDR UPS99228978

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 17, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N938UP
- Make and model: Boeing 727173C
- Aircraft serial: 19506
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Rib
- Condition: Corroded
- Location: Nr 4 Le Flap
- 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/UPS99228978

## Discrepancy

INSPECTION TYPE-C, NR 4 K FLAP I/B BULLNOSE BONDING JUMPER CORROSION ON NUT SIDE OF RIB OF K-FLAP (C57-562-01.00-02).  REMOVED DAMAGE ON RIB, FABRICATED AND INSTALLED REPAIR ANGLES AND DOUBLER IAW SRM 57-50-3.  RELOCATED BONDING JUMPER TO INBOARD RIB IAW UPS ADENDUM EO B727-5740-3980.

---
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.