# SDR CALA2021010400005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2021
- Submitted: January 4, 2021
- Operation: Air carrier
- Aircraft: [N401UA](https://openairdocs.org/aircraft/N401UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 435
- Aircraft time: 83,168 hours, 32,129 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: D5227902620400
- Condition: Cracked
- Location: Rt Overwing Area
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2021010400005

## Discrepancy

RT AFT OVER WING HATCH FOUND CRACK AT THE OUTER SKIN 1  AFT OF THE LT LOAD PROFIL TOP AND BOTTOM OF THE NR 2 HORIZONTAL BEAM-A3N B-52-4-6031-AD RELATED NR 9290337/32337.  REMOVED AND REPLACED DAMAGED LT SEGMENT FRAME ON RT AFT OW HATCH, IAW A320 SRM 51-42-11 51-42-11-911-001 AT HAECO LCQ REF 9290337.

---
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.