# SDR FDEA202105071147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2021
- Submitted: May 25, 2021
- Operation: Air carrier
- Aircraft: [N883FD](https://openairdocs.org/aircraft/N883FD), registered now
- Make and model: Boeing 777FHT
- Registry model: [Boeing 777FHT](https://openairdocs.org/model/boeing-777fht) (OpenAirDocs)
- Aircraft serial: 39285
- Aircraft time: 41,371 hours, 6,506 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Damaged
- Location: Zone 100
- 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/FDEA202105071147

## Discrepancy

DURING PERFORMING EO EG-5310-EO332629K P6 STEP 11.P,FOUND 01EA ZLJ-8   (BACB30NY8K*) COUNTERSUNK FASTENER AT STA 998 STGR 35R NEAR THE EDGE OF   MACHINED STEP OF DOUBLER (P/N:143W2314Y406),AND RESULT IN KNIFE EDGE WITH MACHINED   STEP ON AFT EDGE OF COUNTERSUNK HOLE. REPAIR CARRIED OUT TO 01EA ZLJ-8 (BACB30NY8K*) COUNTERSUNK FASTENER AT STA 998   STGR 35R NEAR THE EDGE OF MACHINED STEP OF DOUBLER (P/N:143W2314Y406), AS PER EA:   G-5310-T0361432 PART2 STEP 1, TITLE: FUSELAGE-MAINFRAME-LH AND RH UNDERWING   LONGERON MODIFICATION PER EO G-5310-E0332629-DEVIATION TO SB 777-53-0087 REV.1.   REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.  (REFER TO SNRM: N00114 AND WRI 53101186   FOR WORK DETAILS)

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