# SDR SWAA2022011777684

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2017
- Submitted: January 17, 2022
- Operation: Air carrier
- Make and model: Boeing
- Aircraft time: 62,932 hours, 36,695 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Web
- 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/SWAA2022011777684

## Discrepancy

***CORROSION*** ACB DOOR CUTOUT SURROUND STRUCTURE SUB WEB THRESHOLD HAS NUMEROUS CORROSION. / REMOVED SUB WEB THRESHOLD AT ACB PER SRM 51-40-02 89263C 04/11/17 REMOVED CORROSION ACB DOOR CUTOUT SURROUND STRUCTURE SUB WEB THRESHOLD AREA 1' X 1' X .020' IAW SRM 53-60-15-1A-1. ORIGINAL MAT THICKNESS .045'; FOUND TO BE OUT OF LIMITS IAW SRM 53-00-15-1A-1 PAR 4.G. LOCATED AND DRILLED NEW WEB IAW SRM 51-40-05 AND INSTALLED IAW SRM 51-40-02

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