# SDR SWAA2023020894470

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 23, 2023
- Submitted: February 8, 2023
- Operation: Air carrier
- Aircraft: N407WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29817
- Aircraft time: 71,833 hours, 42,592 cycles
- System (JASC): [5714 · Wing, Center Box](https://openairdocs.org/jasc/5714)
- Part: Fitting
- Part number: NOTREPORTED
- Condition: Cracked
- Location: Zn 600 Right Win
- 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/SWAA2023020894470

## Discrepancy

R/W REAR SPAR LOWER T/E PANEL 651GB FWD WIGGLE FITTING CRACKED ; SHEARED FASTENERS<[01] LOCATED AND DRILLED NEW R/W REAR SPAR LOWER T/E PANEL 651GB FWD WIGGLE FITTING AS PER B737-700 SRM 51-40-05-0G-0;[02] VALIDATED STEP 1<BR><BR><BR>OK TO INSTALL NEW UNIT;[03] INSTALLED NEW R/W REAR SPAR LOWER T/E PANEL 651GB FWD WIGGLE FITTING AS PER B737-700 SRM 51-40-02-0G-0 AND DWG NO 115A2001;[04] [FINAL] VALIDATED STEP 3;[05] LATE ENTRY:PERFORMED BONDING CHECK AND FOUND NORMAL PER REF. SWPM 20-20-00.<BR>USED TOOL B/C 160450 CALIBRATION DUE: 06-DEC-23;[06] VALIDATED STEP 5

---
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.