013-7004-00 – 1-14 Hex Castle Nut Plain (Slotted Nut)

Bad Boy Mower 013-7004-00 – 1-14 Hex Castle Nut Plain (Slotted Nut)

The Bad Boy Mower 013-7004-00 – 1-14 Hex Castle Nut Plain (Slotted Nut) is a genuine OEM fastener designed to provide secure, adjustable locking capability for critical mower assemblies. Featuring a slotted, or “castle,” design, this nut is engineered for use with cotter pins to prevent loosening during high-vibration and heavy-duty operation.

Constructed from high-strength plain steel, the 013-7004-00 offers exceptional durability and consistent torque retention under stress. Its 1-14 thread configuration provides smooth, precise engagement with compatible bolts or spindles, ensuring a stable connection that can be easily secured or adjusted as needed.

This OEM castle nut is commonly used on steering pivots, spindle shafts, and other rotating assemblies where reliable locking and easy service access are required. The slotted design allows for precise alignment with a cotter pin, guaranteeing a positive lock and preventing hardware from backing off during mower operation.

Aftermarket nuts often lack accurate slot alignment or the material hardness required for high-torque applications. The Bad Boy OEM 013-7004-00 Castle Nut guarantees factory-grade fitment, strength, and safety—delivering dependable performance for both commercial and residential mowers.

At BadBoyMowerParts.com, we stock the full selection of OEM castle nuts, bolts, washers, and fasteners designed to Bad Boy’s strict quality standards. With free shipping on orders over $100, replacing worn or damaged hardware with genuine parts like the 013-7004-00 ensures maximum safety, durability, and performance.