# SDR VNAA20251004025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2024
- Submitted: October 4, 2025
- Operation: Air carrier
- Aircraft: [N550NN](https://openairdocs.org/aircraft/N550NN), registered now
- Make and model: Bombdr CL6002D15
- Aircraft serial: 15323
- Aircraft time: 25,071 hours, 22,565 cycles
- System (JASC): [5751 · Ailerons](https://openairdocs.org/jasc/5751)
- Part: Lug
- Part number: KSC327108B02
- Condition: Corroded
- Location: Zone 500 Aileron
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA20251004025

## Discrepancy

AFTER REMOTION OF BUSHINGS OF LT AILERON, CORROSION ON HOUSING OF LUGS : CENTER LUGS L1, L2, L3, L4,L5 L6 ALSO ON HINGE 4 UPPER AND LOWER HOUSING LUGS AT LT AILERON.  HOUSINGS WERE CLEANED PER CRJ 900 SRM 51-26-00-001-001-A01 AND REPAIRED PER REO: 670-57-61-237 REV -.

---
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.