# SDR SWAA2024011529028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 2023
- Submitted: January 15, 2024
- Operation: Air carrier
- Aircraft: [N8562Z](https://openairdocs.org/aircraft/N8562Z), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 64171
- Aircraft time: 19,397 hours, 9,806 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: UNKNOWN
- Condition: Corroded
- Location: Zn 200 Fus Top
- 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/SWAA2024011529028

## Discrepancy

AFT PASSENGER COMPARTMENT FLOOR STRUCTURE HAS EVIDENCE OF CORROSION UNDER AND AROUND SEALANT AT STA 947 LBL 52<[01] TOOL UPDATE;[02] REJECT: MEASUREMENT #17 'CORRODED ELEMENT PART NUMBER ()' HAS P/N 146A5504-29 ENTERED WHICH DOES NOT SHOW AS APPLICABLE IN EITHER THE BOEING PART NUMBER SEARCH OR THE AIPC SEARCH.<BR><BR>PLEASE VERIFY PART NUMBER BEFORE CLOSING OUT FAULT.<BR><BR>**PLEASE NOTE THAT ALL CORRECTIONS MUST BE DONE ON ORIGINAL FAULT. INSPECTION WILL CLEAR REJECTION FAULT AFTER REJECTED TASK/FAULT HAS BEEN CORRECTED.**;[03] INSPECTION CONFIRMS MEASUREMENT #17 HAS BEEN CORRECTED WHICH CLEARS THE REJECTION NOTED IN CORRECTIVE ACTION #2. THE ATTACHED REJECTION CARD HAS BEEN CLEARED AT THIS TIME PER MPM 51.03.01;[04] WORK ACCOMPLISHED ON TTG8Q004M06.;[05] REPAIR TO BE ACCOMPLISHED ON NON ROUTINE TTG8Q004M06. SEE NON ROUTINE FOR INDIVIDUAL SIGN OFFS AND WORK INSTRUCTIONS;[06] COMPLIED WITH INSPECTION REPAIR TO BE ACCOMPLISHED ON NON ROUTINE TTG8Q004M06. SEE NON ROUTINE FOR INDIVIDUAL SIGN OFFS AND WORK INSTRUCTIONS;[07] COMPLIED WITH INSPECTION REPAIR TO BE ACCOMPLISHED ON NON ROUTINE TTG8Q004M06. SEE NON ROUTINE FOR INDIVIDUAL SIGN OFFS AND WORK INSTRUCTIONS

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