# SDR UIEA2026081900781

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2026
- Submitted: October 10, 2026
- Operation: Air carrier
- Aircraft: [N419MC](https://openairdocs.org/aircraft/N419MC), registered now
- Make and model: Boeing 747-48EF
- Registry model: [Boeing 747-48EF](https://openairdocs.org/model/boeing-747-48ef) (OpenAirDocs)
- Aircraft serial: 28367
- Aircraft time: 121,274 hours, 20,941 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Tee Fitting
- Part number: 65B07934575
- Condition: Cracked
- 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/UIEA2026081900781

## Discrepancy

LOWER FUSELAGE, BS 250 - 260, FWD BULKHEAD LT SIDE TEE FITTING FOUND CRACKED.  A NEW TEE FITTING  FABRICATED IAW EN 3564-26 REV. 0. R & R IAW SRM 51-40-02-0G-0, REV 107.

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