# SDR DALA2020021001037

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2020
- Submitted: February 10, 2020
- Operation: Air carrier
- Aircraft: N908DA
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53388
- Aircraft time: 63,141 hours, 34,883 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Window Frame
- Condition: Cracked
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2020021001037

## Discrepancy

AWR HIDDEN CRACK: IN REF NRC 01010 AFTER DOUBLER WAS REMOVED HIDDEN CRACK WAS FOUND ON UPPER AFT SKIN CORNER OF RH CLEARVIEW WINDOW (CPIL) SUMMARY NRC 01243:UPPER AFT SKIN CORNER OF RH CLEARVIEW WINDOW WAS REPAIRED PER MD 90 SRM VOL.I 56-10-02 FIG. 1 (ET) (HFEC) INSPECTION WAS ACCOMPLISHED ON UPPER AFT SKIN CORNER OF RH WINDOW. NO CRACKS WERE FOUND AFTER STOP DRILL PER MD-90 VOL. I SRM 56-10-02 REPAIR NOTE B. 3) & DC-MD/BOEING NDTSPM PART 6, 06- 10-01.001 (1482993)

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