# SDR SWIA2026031477512

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2026
- Submitted: October 6, 2026
- Operation: Air carrier
- Aircraft: [N611SK](https://openairdocs.org/aircraft/N611SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10035
- Aircraft time: 51,064 hours, 38,300 cycles
- Engine: Ge CF348C5B1
- Engine time: 44,732 hours, 29,800 cycles
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Thrust Shaft
- Condition: Loose
- Location: Engine
- 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/SWIA2026031477512

## Discrepancy

BEFORE REMOVING HI-LOKS ON LT & RT ENGINES AFT MOUNT, AFT SIDE OF THRUST SHAFT HOLE STARTED TO SPIN.   CONFIRMED LT & RT ENGINE AFT MOUNT THRUST AFT FASTENERS HOLES ARE WITHIN LIMITS.  DURING INVESTIGATION NOTED HOLE 4 RT LWR HOLE TO HAVE DAMAGE IN COUNTER BORE WALL AND SURFACE DAMAGE TO FASTENER SHOULDER LANDING.  BLENDED DAMAGE IAW REO 670-54-51-093 REV,  SRM 51-42-21-001-001-A01, AND DWG MM670-37001 REV AH ALL CHECKS GOOD AT TIME OF REPAIR COMPLIED WITH TASK CARD 51-900-1002-SKY RE-INSPECTIONS REQUIRED TO ALL 4 HILITE PINS AT INTERVALS TO NOT EXCEED 2000 FLIGHT HOURS TO ENSURE FASTENERS ARE NOT MOVING

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