Collins Dolly Castle Nut (1" Spindle Nut)

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    The Collins Dolly Castle Nut, also known as the 1" Spindle Nut, is a critical component used in Collins self-loading dolly systems. Here's a brief description:

    • Functionality: The castle nut is designed to secure the spindle assembly in place, ensuring proper alignment and stability of the dolly wheel. It is threaded onto the spindle shaft and tightened to hold the wheel securely in position.

    • Construction: Crafted from durable steel or alloy materials, the castle nut is engineered to withstand the heavy loads and stresses encountered during towing and recovery operations. Its robust construction ensures reliable performance and longevity in demanding environments.

    • Castle Design: The castle nut features slots or grooves on the top surface, resembling the battlements of a castle. These slots allow for the insertion of a cotter pin or safety wire through the spindle shaft, preventing the nut from loosening and providing an additional level of security.

    • Threaded End: The castle nut has internal threading that matches the external threading of the spindle shaft. When tightened onto the spindle, it creates a secure connection that keeps the wheel assembly firmly in place.

    • Applications: The Collins Dolly Castle Nut is specifically designed for use in Collins self-loading dolly systems. It is a vital component of the wheel assembly, ensuring safe and reliable operation during towing and recovery tasks.

    • Installation and Maintenance: Proper installation of the castle nut is essential to ensure the structural integrity and safety of the dolly system. Regular inspection and maintenance may be required to check for signs of wear, damage, or loosening, with replacement as needed to maintain optimal performance.

    In summary, the Collins Dolly Castle Nut, or 1" Spindle Nut, plays a crucial role in securing the spindle assembly and wheel in Collins self-loading dolly systems. Its durable construction, castle design for additional security, and compatibility with dolly components make it an essential part of towing and recovery equipment.


    Shipping & Return

    Free shipping is only valid on total purchases of $199 or more and ground shipments within the contiguous 48 states for products weighing less than 150 lbs.Shipping fees will be added for all orders under $199 or that include oversized items or any item of 150 lbs or more. Please call us at 918-794-2300 with questions.