# SDR MK1Y20220706006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2022
- Submitted: July 7, 2022
- Operation: General aviation
- Filed by: [Bedek Aviation Group, repair station MK1Y325K](https://openairdocs.org/faa-repair-station/MK1Y325K/bedek-aviation-group.md) (OpenAirDocs)
- Aircraft: N203CM
- Make and model: Boeing 767323
- Aircraft serial: 25121
- Aircraft time: 116,602 hours, 22,583 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Skin
- Condition: Damaged
- Stage of operation: IN
- How discovered: V
- Nature of condition: Z
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MK1Y20220706006

## Discrepancy

DURING MAINTENANCE INSPECTION LIGHTNING STRIKES WERE DISCOVERED ON THE EXTERNAL FUSELAGE SKIN BETWEEN STA 368 AND STA 412,                STR-28L – STR-30L. THE LIGHTNING STRIKES WERE BLENDED OUT. THE BLEND OUT ARE LOCATED COMMON TO THE EXISTING FASTENERS. AFTER INSPECTION IT WAS FOUND THE DEPTH OF BLEND OUT IS WITHIN SRM 53-00-01, AD1 LIMITS, LESS THAN 15% MAX OF LOSS, HOWEVER, THERE ARE FASTENERS IN THE BLEND OUT AREA, THAT PROHIBITED PER         SRM 53-00-01, AD1, DETAIL II.

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