# SDR UPS02438310

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2002
- Submitted: May 20, 2002
- Operation: Air carrier
- Aircraft: [N676UP](https://openairdocs.org/aircraft/N676UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20101
- Aircraft time: 75,235 hours, 21,257 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Condition: Cracked
- Location: Fuselage
- 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/UPS02438310

## Discrepancy

INSPECTION TYPE:C RT SIDE TUNNEL BS 400 BULKHEAD O/B CORNER RADIUS FOUND CRACK AT S31R.  RT SIDE TUNNEL BS 400 BULKHEAD O/B CORNER RADIUS REPAIRED AS PER SRM ADDENDUM 53-10 EO B747-5310-4659-B.

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