# SDR SWAA2022112364784

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2022
- Submitted: November 23, 2022
- Operation: Air carrier
- Aircraft: [N8657B](https://openairdocs.org/aircraft/N8657B), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 42535
- Aircraft time: 26,643 hours, 12,489 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Corroded
- Location: Bs 792-847
- 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/SWAA2022112364784

## Discrepancy

AFT CARGO COMPARTMENT THRESHOLD WEB HAS AREAS OF CORROSION FORM STA 792-847. / [01] BLENDED AREA PER SRM 51-10-02. FOUND CORROSION TO BE OUT OF LIMITS PER SRM 53-60-15-1A-1. REMOVED DAMAGED WEB PER SRM 51-40-02.;[02] LOCATED HOLES AND DRILLED IN NEW WEB PER SRM 51-40-02.INSTALLED NUTPLATES TO WEB PER SRM 51-40-02;[03] VERIFIED CORRECTIVE ACTION #2;[04] COUNTERSUNK ATTACHMENT HOLES PER SRM 51-40-02. TREATED AND PAINTED ALL ADDED HOLES PER SRM 51-20-01 AND AMM 51-21-72.;[05] VERIFIED COUNTERSUNK ATTACHMENT HOLES PER SRM 51-40-02. TREATED AND PAINTED ALL ADDED HOLES PER SRM 51-20-01 AND AMM 51-21-72.;[06] OK TO INSTALL WEB.;[07] REMOVED AND REPLACED AFT CARGO THRESHOLD WEB I.A.W SRM 51-40-02.

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