# SDR Y2PA2020090220016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2020
- Submitted: September 2, 2020
- Operation: Air carrier
- Aircraft: N327US
- Make and model: Doug DC-9-33F
- Registry model: [Doug DC-9-33F](https://openairdocs.org/model/mcdonnell-douglas-dc-9-33f) (OpenAirDocs)
- Aircraft serial: 47414
- Aircraft time: 57,348 hours, 56,315 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Cap
- Part number: 5911300501
- Condition: Corroded
- Location: Lt Wing
- Part time: 57,348 hours, 56,315 cycles
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/Y2PA2020090220016

## Discrepancy

DURING C-CHECK AT KDHN 3 NDT CONFIRMED CRACKS FOUND ON L/H WING XRS 267 UPPER SPAR CAP DURING ACCOMPLISHMENT OF AD05-07-03, S/B 57-179.  REMOVED AND REPLACED DISCREPANT AREA OF THE LT WING UPPER REAR SPAR CAP FROM XRS 167.15 TO XRS 319.5 IAW DC9 S/B 57-179 AND DRAWING J060214.

---
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.