# SDR SWIA2026010475661

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2026
- Submitted: April 3, 2026
- Operation: Air carrier
- Aircraft: [N631SK](https://openairdocs.org/aircraft/N631SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10329
- Aircraft time: 28,716 hours, 22,687 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead Web
- Condition: Corroded
- Location: Zone 200
- 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/SWIA2026010475661

## Discrepancy

RIGHT BS 280 WEB AND ASSOCIATED FASTENERS CORRODED.  LOWER FS280 WEB FOUND TO BE HEAVILY CORRODED AND OUT OF ALLOWABLE LIMITS IAW SRM 53-00-00-101-001-A01. REMOVED RT BS 280 CAP ANGLE TO FOM IAW SRM 51-42-06-001-001-A01, AND SRM 51-42-13-001-001-A01. REMOVED AND CUT EXISTING SPLICE PLATE AND BS 280 BULKHEAD LOWER WEB IAW SRM 53-11-10-201-004-A01, STEPS 5B(1-3). INSTALLED SERVICEABLE CAP ANGLE IAW SRM 51-42-06-001-001-A01, SRM 51-42-13-001-001-A01. FABRICATE NEW LOWER WEB & SPLICE PLATE IAW SRM 53-11-10-201-004-A01. FABRICATED, LOCATED, & DRILLED NEW BULKHEAD LOWER WEB & SPLICE PLATE IAW SRM 53-11-10-201-004-A01, SRM 51-24-36-001-001-A01, & SRM 51-40-11-001-001-A01.  INSTALLED NEW FABRICATED WEB & SPLICE PLATE IAW SRM 53-11-10-201-004-A01, STEPS 5B(4-10). INSTALLED NEW FABRICATED WEB & SPLICE PLATE IAW SRM 53-11-10-201-004-A01, STEPS 5B(4-10).

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