- Lok-MorĀ®
Locknuts forOil & Gas Applications

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Lok-MorĀ® is proud to offer a wide range of locknuts and related hardware designed for use in the oil and gas industry. For over 40 years, Lok-MorĀ® has set the standard for domestic locknut selection and quality. The companyās Mansfield, Texas headquarters is strategically located to serve oil and gas operating companies throughout the United States and Canada.
A Wide Range of Locknuts for Oil and Gas
Lok-MorĀ® maintains an extensive inventory of domestically manufactured locknuts designed to resist the vibratory and corrosive environments experienced in the oil patch.
The company offers several styles of locknut, including free-spinning locknuts and prevailing-torque locknuts. The companyās signature structural locknut, the ANCOĀ® PN-LOCĀ®, features a patented non-breakable stainless steel ratchet pin and a unique controlled-lock indentation to ensure consistent locking torque every time.
Lok-MorĀ® products are available in a variety of materials, finishes, and threads. For difficult to source or custom hardware, Lok-MorĀ® can manufacture a wide range of products to meet your unique needs while offering some of the fastest lead times in the industry.
Certified Quality
Products purchased from Lok-MorĀ® are backed by the companyās in-house A2LA-accredited quality assurance lab. The Lok-MorĀ® quality assurance program also meets the requirements of ISO 9001:2015. Mil-I-45208, ISO/IEC 17025, ANSI/ASME, and ASTM specifications. To better meet your needs, Lok-MorĀ® can provide material test reports, plating certifications, and certificates of compliance. Lot traceability is also maintained throughout the manufacturing process.
When you purchase locknuts from Lok-MorĀ®, you can be confident that each one was Made in America. Made Rightā¢.