- Lok-MorĀ®
Domestically Manufactured Locknuts for Manufacturing

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Lok-MorĀ® offers 18 different styles of Made-in-America⢠locknuts for manufacturing applications. Our prevailing-torque, free-spinning, and award-winning structural locknuts are available in sizes up to 4ā and are offered in a variety of platings, coatings, finishes, and materials. Larger diameter locknuts can be custom-fabricated at our Mansfield, Texas manufacturing facility.
Made-in-America⢠Locknuts for Americaās Manufacturers
Manufacturers of automobiles, HVAC equipment, oil and gas equipment, appliances, utility parts, and military hardware are only a few examples of the customers that have come to rely on Lok-MorĀ® for high quality, domestically manufactured locknuts. For even some of the toughest applications, Lok-MorĀ® locknuts are proven to withstand high-vibration conditions without sacrificing locking power. For specialized or custom applications, our ISO-certified custom manufacturing capabilities can create the custom parts you need while offering some of the fastest lead times in the industry.
Materials, Threads, Coatings, and Platings for Manufacturing
We offer our Made-in-America locknuts in several materials to meet our manufacturing customersā application environments, including several steel grades, aluminum, and brass. Threading options such as American Standard, Metric, and other non-standard threads are available. Lok-MorĀ® offers several secondary processes, including galvanization and anodization. Coatings and platings, such as zinc and cadmium, offer an additional level of protection.
Made-in-America⢠Quality
As part of our commitment to American-made quality, our broad line of locknuts is supported by our A2LA-certified lab. The Lok-MorĀ® quality assurance program includes a number of testing protocols, including fatigue testing, torque testing, and magnetic permeability, ensuring that our locknuts meet your exact specifications. Our quality program is just one way that Lok-MorĀ® delivers critical manufacturing products that are Made in America. Made Right.ā¢