# SDR Y2PA2020090220019

- 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): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Bs 313-332
- Part time: 57,348 hours, 56,315 cycles
- 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/Y2PA2020090220019

## Discrepancy

DISCREPANCY: DURING C-CHECK AT KDHN, FOUND ON THE UPPER MAIN CARGO DOOR FS313L TO 332L ABOVE WINDOW FRAME, SKIN IS CRACKED ALONG RIVET ROW.  CORRECTIVE ACTION: COMMERCIAL JET STOP DRILLED CRACK AND VERIFIED CRACK CONTAINMENT VIA NDT. FABRICATED, DRILLED, DEBURRED, TREATED, PRIMED AND INSTALLED 1 EACH 0.100 DOUBLER AND 0.025 FINGER DOUBLER IAW DC9 SRM 51-10-3, 51-30-0 AND BOEING DRAWING J060109.

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