# SDR SWAA2020111829426

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2020
- Submitted: November 18, 2020
- 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: 20,411 hours, 9,034 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: 146A750231
- Condition: Corroded
- Location: Aft Cargo Bay
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2020111829426

## Discrepancy

AFT CARGO COMPARTMENT LT Z-ANGLE CORRODED FROM BS 727E-807; LBL 24; WL 156.  REMOVED CORROSION AT AFT CARGO COMPARTMENT LT Z-ANGLE STA 727E TO 807 LBL 24, IAW B737 SRM 51-10-02-0G-0 ITEM 15.  ORIGINAL 'T' .040 REMAINING .028 LOSS .012.  FOUND TO BE OUT OF LIMITS, IAW B737 SRM 53-00-53-1A-2 FIG 103.  CUTOUT DAMAGE SECTION AT BETWEEN STA 727E AND 727F.  FABRICATED AND INSTALLED REPAIR Z-ANGLE STA 727F TO 847 LBL 24, IAW B737 SRM 53-00-53-2R-5 REPAIR 5.  P/N 146A7502-31.

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