# SDR SWAA2020011427306

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2020
- Submitted: August 23, 2021
- Operation: Air carrier
- Aircraft: [N8310C](https://openairdocs.org/aircraft/N8310C), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 38807
- Aircraft time: 27,014 hours, 11,809 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crease Beam
- Condition: Corroded
- Location: Bs 960-897
- 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/SWAA2020011427306

## Discrepancy

RIGHT AFT SERVICE DOOR (R2) SILL CREASE BEAM; STA 960 - 987; RBL 54; WL 208; IS CORRODED. / BLENDED CORROSION AT R2 DOOR CREASE BEAM STA 960-987 RBL 54 WL 208; ORIGINAL THICKNESS .040'; REMAINING .063'; LOSS OF .017' FOUND OUT OF LIMITS IAW SRM 53-70-1A-1. REMOVED AND REPLACED CREASE BEAM IAW SRM 51-40-2-0G-0 AND DWG 147A8501 REV. A RESTORED CIC TO AREA IAW AMM 51-21-91-620-802 PN:1478540U8 ' 'ATAG:WN3366

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