# SDR SWAA2021110916995

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2021
- Submitted: November 9, 2021
- Operation: Air carrier
- Aircraft: [N783SW](https://openairdocs.org/aircraft/N783SW), registered now
- Make and model: Boeing 737*
- Aircraft serial: 29809
- Aircraft time: 68,060 hours, 40,258 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: None
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2021110916995

## Discrepancy

FWD CARGO; LEFT Z CHANNEL; BETWEEN STA 500 AND 500A; SURFACE CORROSION AROUND FASTENER HOLES ; LBL-21 WL-156 / [01] CORROSION IS ON AND AROUND FASTENER HOLES; FOUND OUT OF LIMITS REF. B737-7; SRM #53-00-53-1A-2; [02] DRILLED NEW ZEE CHANNEL FROM STA 400 TO 500D; AND SPLICE; REF. B737-7 SRM 53-00-53-2R-6 REPAIR 6; AND 51-40-05-0G-0; [03] OK TO TREAT AND PRIME ZEE CHANNEL; [04] TREATED AND APPLIED PRIMER AT Z-CHANNEL AT FWD CARGO COMPARTMENT L/H BETWEEN FS 396-500D IN REF B737-700 SRM 51-20-01-0G-0; [05] CORRECTED STATIONS STA.396-500D; [06] VERIFIED STEP 4 AND 5; [07] FABRICATED NEW ZEE CHANNEL AT FWD CARGO COMPARTMENT L/H BETWEEN FS 396-500D IN REF B737-700 SRM 53-00-53-2R-6; [08] VERIFIED STEP 7

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