# SDR REXA2025072400751

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2025
- Submitted: July 24, 2025
- Operation: Air carrier
- Aircraft: [N379CA](https://openairdocs.org/aircraft/N379CA), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10102
- Aircraft time: 38,971 hours, 29,926 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: CC670321791
- Condition: Corroded
- Location: Zone 100
- 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/REXA2025072400751

## Discrepancy

LH JACKING FITTING INTERCOSTAL IS CORRODED. LH JACKING FITTING INTERCOSTAL IS CORRODED. UPON FURTHER INVESTIGATION FOUND LH JACK FITTING INTERCOSTAL P/N:CC670-32179-1 HEAVY CORRODED ON MULTIPLE AREAS AROUND FASTENERS. NO ALLOWABLE DAMAGE PROVIDED PER CRJ700 SRM. PART REQUIRES REPLACEMENT. REMOVED AND REPLACED LH JACK FITTING INTERCOSTAL P/N:CC670-32179-1 IAW CRJ700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01 REMOVED FASTENERS ON LH JACKING FITTING INTERCOSTAL ATTACHED TO SKIN BETWEEN FS265 TO FS280 , IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. INSTALLED FASTENERS ON LH JACKING FITTING INTERCOSTAL ATTACHED TO SKIN BETWEEN FS265 TO FS280 IAW CRJ-700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. REMOVED LH JACK FITTING INTERCOSTAL P/N:CC670-32179-1 BETWEEN FS265 TO FS280 STR27, IAW CRJ-700 SRM 51-42-21-001-001-A01. INSTALLED LH JACK FITTING INTERCOSTAL P/N:CC670-32179-1 BETWEEN FS265 TO FS280 STR27, IAW CRJ-700 SRM 51-42-21-001-001-A01. LOCATE AND DRILL NEW LH JACK FITTING INTERCOSTAL P/N:CC670-32179-1 BETWEEN FS265 TO FS280 STR27 LOCATED AND DRILLED LH JACK FITTING INTERCOSTAL P/N:CC670-32179-1 BETWEEN FS265 TO FS280 STR27, IAW CRJ-700 SRM 51-40-11-001-001-A01.  C/W ENDEAVOR AIR EA CRJ753-18875DATE 3/29/2025 REV IR

---
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.