# SDR CALA2022053001376

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2022
- Submitted: May 30, 2022
- Operation: Air carrier
- Aircraft: [N443UA](https://openairdocs.org/aircraft/N443UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 820
- Aircraft time: 75,236 hours, 29,837 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Stringer
- Part number: D5323154220001
- Condition: Corroded
- Location: Fr29-39/Stgr 41
- 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/CALA2022053001376

## Discrepancy

SEVERAL CORROSION FOUND ON FWD CRG COMP LOWER AREA FR 29-39/STGR 41 AS NOTED ON LTPR NR# 5001160885-0010. WITH NO CRACKS NOTED, LENGTH OF DAMAGE IS GREATER THAN 200MM, FR29-FR30 PER SRM 53-21-13-300-003, CAT "B" REPAIR, INSPECTION WHICHEVER COMES FIRST, SUBSEQUENT INSP AND METHOD TBD PER OUT OF LIMITS PER SRM 53-21-13-283-004, REPAIRED STR41R BETWEEN THRESHOLD FROM THE TIME OF EMBODIMENT IS 60000FC/120000FH SRI 53-21-13-205-005 BLENDED AND EVALUATED CORROSION ON STR41R BETWEEN FR29-FR30, L=216MM, W=21.2MM, D=1.55MM, OUT OF LIMITS, DVI PER NTM 51-90-00 OK TO DIP REPAIRED STRINGER. CAT B INSPECTION THRESHOLD FROM TOMC-APPROVAL FROM SC1ELBYC COMMENT TIME OF ADL/REPAIR EMBODIMENT 60000 FC / 120000 FH WHICHEVER OCCURS FIRST SUBSEQUENT INSPECTIONS TBD INTERVALS OF INSPECTION METHOD  TBD. PER SRI 53-21-13-205-005 AND SRM 53-21-13-300-003AND 53-21-13-283-004 RII REQUIREMENT''S CW U247351 QC QC REVIEWED. INSPECTIONS CREATED BY AUTODIP PENDING AIRCRAFT RECORDS AUDIT & UPDATE.

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