# SDR HYIA20140624002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2014
- Submitted: June 24, 2014
- Operation: Air carrier
- Aircraft: N4652N
- Make and model: Cessna 402C
- Registry model: [Cessna 402C](https://openairdocs.org/model/cessna-402c) (OpenAirDocs)
- Aircraft serial: 402C0011
- Aircraft time: 24,541 hours
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Part number: 52111732
- Condition: Cracked
- Location: Fuselage
- Part time: 24,541 hours
- 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/HYIA20140624002

## Discrepancy

DURING SCHEDULED INSPECTION, MULTIPLE WEB FLANGE CRACKS WERE FOUND AT AFT FUSELAGE CARRY THROUGH SPAR ASSEMBLY PN 5211173-2 AT CTR UPPER SECTION FWD & AFT WEBS.  THIS DAMAGE AREA DIRECTLY CORRESPONDS TO CTR CABIN FLOORBOARD AREA & IS PRONE TO DAMAGE AS PAXS & CREWS WALK BACK & FORTH THROUGH CABIN AREA.  THIS DAMAGE WILL BE REPAIRED IAW WITH REPAIR DEFINITION SUPPLIED & SUBSTANTIATED BY DER FIRM.  A SUPPLEMENT TO THIS SDR HAS BEEN SUBMITTED TO FURTHER ILLUSTRATE DAMAGE POINTS.

---
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.