# SDR EIA990063

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N480EV
- Make and model: Boeing 747121
- Aircraft serial: 20348
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Condition: Cracked
- Location: Bs 1480
- Part time: 97,499 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIA990063

## Discrepancy

HKG - DURING C-CHECK, BS 1480 BULKHEAD AND SKIN INTERFACE AREA AT STRINGER 34L AND 34R, CRACKS WERE FOUND, NRC 6949 AND 6950.  REPAIRED IAW RS R-53-61-34047, 8110-3 AND ECRA.  (M)

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