# SDR ASAA2022100140177

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2022
- Submitted: October 7, 2022
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35182
- Aircraft time: 57,542 hours, 16,985 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Support Beam
- Part number: 147A55047
- Condition: Corroded
- 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/ASAA2022100140177

## Discrepancy

AFT MAIN CABIN FLOOR SUPPORT BEAM, PREVIOUS REPAIR LOWER SPLICE STRAP HAS CORROSION AT SEVERAL SPOTS LBL-10, BS947.5. GROUNDED - YES. REMOVED LOWER SPLICE STRAPS 2EA FROM PREVIOUS REPAIR AT BS947.5 LBL-10 IAW B737-800 SRM 51-40-02.FABRICATED. LOCATED, DRILLED , ALODINED AND PRIMED 2EA STRAPS IAW B737-800 SRM 53-70-51-2R-5 AND B737-800 SRM 71-40-02.APPLIED CIC TO REPAIR AREA IAW B737-800 SRM 53-70-51-2R-5.THIS IS A CATEGORY "A" REPAIR.

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