# SDR REXA2024102901102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2023
- Submitted: October 29, 2024
- Operation: Air carrier
- Aircraft: [N301PQ](https://openairdocs.org/aircraft/N301PQ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15301
- Aircraft time: 22,079 hours, 16,695 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: CC670340991
- Condition: Cracked
- Location: Zone 200
- 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/REXA2024102901102

## Discrepancy

F.S. 280 L/H SHEAR BOX ATTACH ANGLE AT LBL 11 IS CRACKED.  F.S. 280 L/H SHEAR BOX O/B ATTACH ANGLE P/N CC670-34099-1 IS FOUND TO BE CRACKED ALONG ENTIRE RADIUS AND REQUIRES REPLACEMENT. REMOVED F.S. 280 L/H SHEAR BOX O/B ATTACH ANGLE AT LBL 12 IAW CRJ-900 SRM 51-42-21-001-001-A01. LOCATED AND DRILLED NEW SERVICEABLE OB ATTACH ANGLE PN: CC670-34099-1 AT FS 280 LH SIDE OF SHEAR BOX IAW CRJ 900 SRM 51-40-11-001-001-A01. INSTALLED NEW SERVICEABLE F.S. 280 L/H SHEAR BOX O/B ATTACH ANGLE AT LBL 12 P/N: CC670-34099-1 IAW CRJ 900 SRM 51-42-21-001-001-A01.

---
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.