# SDR IXXA0500123S

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 2005
- Submitted: December 8, 2005
- Operation: Air carrier
- Aircraft: N821BX
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45811
- Aircraft time: 85,895 hours, 36,255 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Cap
- Condition: Cracked
- Location: Rt Wing
- Part time: 85,895 hours, 36,255 cycles
- 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/IXXA0500123S

## Discrepancy

DURING A ROUTINE C CHECK INSPECTION, FOUND RT WING UPPER FRONT SPAR CAP STRUCTURE CRACK DAMAGE BETWEEN STA XFS-6 CAP.  MAJOR REPAIR ACCOMPLISHED BY REMOVING FASTENERS.  REMOVING CORROSION FROM SLANT PANEL UPPER CAP AND FOUND OUT OF LIMITS.  CLEANED, TREATED AND PRIMED AREA.  INSTALLED DOUBLER, REMOVED UPPER SPAR CAP (DAMAGED).  REMOVED STIFFENER AND PERFORMED NDT INSPECTION.  APPLIED SEALANT TO FAYING SURFACES AND INSTALLED DOUBLER, ANGLE DOUBLER. INSTALLED KIT, TORQUE AND LEAK CHECKED IAW S/B DC8-57-072 R03 DWG DACO 5892075, CN1, DC8 SRM 51-1-8, 51-1-11, 51-1-15, 51-1-20D, 51-1-26, 51-3-0, 51-3-1, 51-3-2, DPS 1.05-8, 3.67-3, 2.5.

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