# SDR SWAA2023031301829

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2023
- Submitted: March 13, 2023
- Operation: Air carrier
- Aircraft: [N289CT](https://openairdocs.org/aircraft/N289CT), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36633
- Aircraft time: 50,940 hours, 30,659 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Gusset
- Condition: Cracked
- 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/SWAA2023031301829

## Discrepancy

FWD CARGO BAY AFT BULKHEAD SUPPORT GUSSET HAS A CRACK AT BS 500D S-19L WL193. MARKED<[01] NO ALLOWABLE DAMAGE PER SRM; PART WILL BE REPAIRED BY REPLACEMENT IAW SRM 51-10-02-0G-0 PARA 9 C.;[02] REMOVED FROM FCB AFT BULKHEAD SUPPORT GUSSET AT STA 500D S-19L WL 193 IAW SRM 51-40-02-0G-0.;[03] VERIFIED CORRECTIVE ACTION 1;2 AND THE MEASUREMENT TABLE.;[04] RECEIVED ON FWD CARGO BAY AFT BULKHEAD NEW SUPPORT GUSSETAT BS 500D S-19L WL 193 P/N 143A9481-6. LOCATED AND DRILLED IAW SRM 51-40-05 AND DWG 143A7902.<BR>OK TO INSTALL;[05] VERIFIED CORRECTIVE ACTION 4.<BR>OK TO INSTALL.;[06] INSTALLED ON FWD CARGO BAY AFT BULKHEAD NEW SUPPORT GUSSET BS 500D S-19L WL 193 IAW SRM 51-40-02 AND DWG 143A7902;[07] VERIFIED CORRECTIVE ACTION 6.

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