# SDR SWAA2023112716281

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 30, 2023
- Submitted: November 27, 2023
- Operation: Air carrier
- Aircraft: [N7888A](https://openairdocs.org/aircraft/N7888A), registered now
- Make and model: Boeing 737752
- Aircraft serial: 35124
- Aircraft time: 52,977 hours, 27,703 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: UNKNOWN
- Condition: Corroded
- Location: Zn 100 Fus Lower
- 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/SWAA2023112716281

## Discrepancy

AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT HAS CORROSION FROM BS 727A+11 - 767; RBL 21; WL 154<[01] VERIFIED STEPS 1-4 AND MEASUREMENT TABLE;[02] REMOVED CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT BS 727A+11 RBL 21 WL 154 FOUND AREA OUT OF LIMITS<BR>IAW SRM 53-00-53-1A-2 ALLOWABLE DAMAGE 2<BR>PARAG. 4A(2) DETAIL D FIG.103. RECEIVED LOCATED AND DRILLED AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT<BR>P/N 146A7502-51 LOT: 1543531-1 BS 727 - BS 767 RBL 21 WL 154<BR>IAW SRM 51-40-05 AND DWG 146A7500;[03] REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BS 727-767 RBL22 WL 156. IAW SRM 51-40-05 AND DWG 146A7500;[04] VERIFIED.<BR>VERIFIED MEASUREMENTS.

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