A jam nut is a low profile type of nut, typically half as tall as a standard nut. It is commonly used as a type of locknut, where it is "jammed" up against a standard nut to lock the two in place. It is also used …

Choose from our selection of jam nuts, including medium-strength steel thin hex nuts, high-strength steel thin hex nuts, and more. Same and Next Day Delivery.

Jam nuts are nuts that are about half of the size of a regular nut. In practice, these nuts are both screwed onto the bolt and then they are tightened against each other.

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3/8""-24 Thin Hex Jam Nuts (Pack of 20), 18-8 (304 / A2) Stainless Steel, Corrosion/Rust Resistant, Fine Thread Finished Hex Nuts for Screws & Bolts - by Chipmunk Hardware, SS766030

Mar 10, 2025 · A jam nut, also known as a thin nut, is a type of fastener that is about half the height of a standard finish nut. While the circumference and thread sizes are the same as a standard nut, its …

Dec 16, 2025 · Threaded fasteners like nuts and bolts are commonly used across engineering and DIY projects, but they are susceptible to backing out when subjected to dynamic loads or constant …

Explore our technical guides on hex jam nut dimensions to ensure you choose the right fasteners for your applications at AFT Fasteners.

May 2, 2022 · In Conclusion Jam nuts are simply short nuts. They are available in different materials and different threading, but they are all shorter than standard nuts. Most jam nuts are used as …

About half the height of standard-profile locknuts, these fit in spaces with low clearance. You can also use them as jam nuts by threading them against a hex nut to hold it in place. The nylon insert grips …