# SDR DALA2018102206188

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 19, 2018
- Submitted: October 22, 2018
- Operation: Air carrier
- Aircraft: N942DN
- 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: 53556
- Aircraft time: 44,954 hours, 36,355 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Beam
- Condition: Corroded
- Location: Fuselage
- 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/DALA2018102206188

## Discrepancy

CORROSION ON LOWER DOOR JAMB BEAM , EXTERNAL AND INTERNNAL SURFACES , IN AFT CARGO COMPARTMENT. CORROSION LOWER DOOR JAMB BEAM, EXTERNAL AND INTERNNAL SURFACES, IN AFT CARGO COMPARTMENT (UT) WAS ACOMPLISHED PER SPM NDT 04-00-07 PAR. 5 FIG 3SHEET 1 AND 2 NOMINAL THICKNESS ON DAMAGE AREA IS 0.280" AND REMAINING THICKNESS IS 0.198" THEREFORE IT?S OUT OF LIMITS PER SRM 53-60-02 VOL I FIG. 9 EQUIPMENT : DIGITAL ULTRASONIC 38DLP S/N 151215011 DATE 09/NOV/18 TRANSDUCER S/N 1087463 DATE 22/FEB/19 LEVEL CORROSION 2. LOWER DOOR JAMB WAS REPAIRED PER SRM 53-60-02 VOL.1 FIG. 9 EXTENDED TASK CARD FIELDS. (LP 0791873)

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