# SDR CALA2025080807486

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2025
- Submitted: August 8, 2025
- Operation: Air carrier
- Aircraft: [N36207](https://openairdocs.org/aircraft/N36207), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30579
- Aircraft time: 76,682 hours, 28,380 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146A75056
- Condition: Corroded
- Location: Zone 200
- 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/CALA2025080807486

## Discrepancy

SUPPORT TASK: AFT CARGO COMPARTMENT R/H FLOOR SUPPORT AT BS 727A - 727B RBL 6 IS CORRODED ON INBOARD SURFACE  REMOVED CORROSION ON FLOOR SUPPORT, ORIGINAL MAT'L .045", REMAINING .031" OUT OF LIMITS IAW SRM 53-60-53-01-2 AND SRM 53-00-04-2A-1, LOCATED AND DRILLED IAW SRM 51-40-05. INSTALLED FWD ATTACH ANGLE AND FLOOR SUPPORT IAW SRM 51-40-02 AND DWG 146A7505.

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