# SDR SWAA2022051095422

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2022
- Submitted: May 10, 2022
- Operation: Air carrier
- Aircraft: [N7736A](https://openairdocs.org/aircraft/N7736A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 35109
- Aircraft time: 50,096 hours, 25,534 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Sidewall Support
- Part number: 146A750127
- Condition: Corroded
- Location: Aft Cargo Bay
- 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/SWAA2022051095422

## Discrepancy

CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 21 BS 727+8; BS 727A+14; BS 727A+18; BS 727B+2; BS 727B+6; BS 727B+10; BS 727B+14; BS 727B+18; BS 727C+2. / [01] VERIFY APPLICABILITY OF SRM 53-00-53-1A-2 FOR ALLOWABLE DAMAGE ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 21; BS 727-847 WL 156;[02] COMPLETED STEP 1-9;[03] VERIFIED CORRECTIVE ACTION 1.<BR>COMPLETED STEPS 1-9;[04] NEW FLOOR TO SIDEWALL SUPPORT AT BS 727+4 TO BS 847; LBL21 WL156 WILL BE REPLACE ON CUSTOMER CARD ID:TTG8Q00BXM6E;[05] VERIFIED CORRECTIVE ACTION 4

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