
Castle Nut 5/8-18 OEM EZGO 612928 For Golf Carts Vibration Resistant Fastener Durable
$22.18
In stock
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About this part
The EZGO Castle Nut 5/8-18 (612928) is an OEM EZ-GO component designed for vibration-resistant, secure fastening on golf carts, UTVs, and rugged equipment. Engineered to withstand regular use and higher torque demands, this 5/8-18 castle nut ensures precise mating with compatible studs for durable assemblies.
- OEM: Genuine E-Z-GO castle nut—not aftermarket; manufactured to exact OE tolerances for 5/8-18 studs.
- Vibration-Resistant: Keeps fasteners tight in high-vibration environments, reducing re-tightening and maintenance time.
- Thread Size: 5/8-18 SAE thread ensures secure fit on EZ-GO rear axles, wheels, and suspension hardware.
- Durability: Zinc-plated steel delivers corrosion resistance and long service life in outdoor golf-cart and industrial settings.
- Versatile Fitment: Designed for EZ-GO models with 5/8-18 threaded studs across electric and gas platforms, including common TXT/ Shuttle-style carts.
| EZ-GO Model | Year Range | Notes |
|---|---|---|
| EZ-GO Electric | 1976–Present | Fits 5/8-18 stud applications on rear axles and related assemblies |
| EZ-GO Gas (2-Cycle) | 1978–1993 | Rear-axle/fastener usage with 5/8-18 threads |
| EZ-GO TXT | 1996–2009 | Common 5/8-18 fastener for wheels/axles |




































































