# SDR SWAA2022012582602

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2017
- Submitted: January 25, 2022
- Operation: Air carrier
- Aircraft: [N749SW](https://openairdocs.org/aircraft/N749SW), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29801
- Aircraft time: 63,290 hours, 36,543 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Angle
- Condition: Corroded
- Location: Fed Threshold
- 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/SWAA2022012582602

## Discrepancy

L-1 DOOR LOWER SILL WEB CREASE BEAM ATTACH ANGLE CORROSION AROUND FASTENER HOLES / REMOVED CORROSION FROM L-1 DOOR LWR SILL CREASE BEAM ATTACH ANGLE. ATTACH ANGLE ORIGINAL THICKNESS IS .080'; REMOVED .067' MATERIAL LOSS; REMAINING THICKNESS .013'. L-1 CREASE BEAM ATTACH ANGLE OUT OF LIMITS. REMOVED CORRODED ATTACH ANGLE AND INSTALLED NEW ATTACH ANGLE. I.A.W BOEING DWG. NO.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.