Spindle Nut; Jam Nut 1-14 UNS
The 1″-14 UNS Spindle Jam Nut is designed to provide a secure locking solution for trailer hubs and axle assemblies. Commonly used in bearing and spindle setups, this jam nut helps maintain proper bearing adjustment and prevents loosening caused by vibration and road movement.
Manufactured from high-strength steel, this nut delivers dependable performance in demanding towing conditions and is ideal for both replacement and new installations.
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Customer specification worksheet
Light-Duty Axle Order Form
Leaf spring suspension · 2,000–8,000 lb capacity
Replacement Jam Nut retainer.
Fits 1″ Diameter spindle with D type washers and Jam nut
2000lbs-7000lbs
Use with: 6-191 Jam Nut
Features:
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✅ Thread Size: 1″–14 UNS
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✅ Type: Jam Nut (Spindle Nut)
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✅ Helps lock and secure bearing adjustment
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✅ Heavy-duty steel construction for durability
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✅ Resistant to wear and deformation
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✅ Reliable performance under load and vibration
Applications:
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Trailer spindles
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Wheel hubs and bearing assemblies
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Axle systems
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Utility, cargo, boat, and equipment trailers
At Trailer Parts Inc., we supply professional-grade trailer parts trusted by mechanics, contractors, and trailer owners across BC. Choose quality components that keep your trailer safe and road-ready.
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For additional help / more information, call us at (604) 853-5262, email us at sales@thetrailerman.ca or head to our CONTACT US page and submit a message.