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U.S. Lock Nuts

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1/4"-20 Prevailing Torque Lock Nut
$40.83
5/16"-18 Prevailing Torque Lock Nut
$42.23
3/8"-16 Prevailing Torque Lock Nut
$41.02
7/16"-14 Prevailing Torque Lock Nut
$63.22
1/2"-13 Prevailing Torque Lock Nut
$46.90
9/16"-12 Prevailing Torque Lock Nut
$69.01
5/8"-11 Prevailing Torque Lock Nut
$36.61
3/4"-10 Prevailing Torque Lock Nut
$33.45
1/4"-28 Prevailing Torque Lock Nut
$38.01
5/16"-24 Prevailing Torque Lock Nut
$42.23
3/8"-24 Prevailing Torque Lock Nut
$52.83
7/16"-20 Prevailing Torque Lock Nut
$80.32
1/2"-20 Prevailing Torque Lock Nut
$50.69
9/16"-18 Prevailing Torque Lock Nut
$58.71
5/8"-18 Prevailing Torque Lock Nut
$36.61
3/4"-16 Prevailing Torque Lock Nut
$77.48
7/8"-9 Prevailing Torque Lock Nut
$120.93
7/8"-14 Prevailing Torque Lock Nut
$99.17
1/4"-20 Nylock Nut
$31.61
1/4"-20 Thin Height Nylock Nut
$37.29
U.S. Lock Nuts

U.S. lock nuts are specialized fasteners designed to resist loosening from vibration and movement, making them ideal for automotive, industrial, and construction applications. These nuts feature built-in locking mechanisms that help maintain a secure hold over time, even in demanding environments. If you need durable U.S. lock nuts in a variety of sizes and styles, ROGO Fastener has a great selection.

What Lock Nuts Do

Lock nuts are used to create a secure connection that stays tight, even when exposed to vibration, motion, or repeated use. Depending on the design, they may include nylon inserts, deformed threads, or other locking features that prevent the nut from backing off the bolt. U.S. lock nuts are a practical choice for applications where safety, stability, and long-term performance are critical. These fasteners offer benefits such as:

  • Resistance to loosening from vibration and movement
  • Secure, long-lasting fastening performance
  • Available in multiple locking styles for different applications
  • Reliable use in automotive, machinery, and structural assemblies

At ROGO Fastener, we carry U.S. lock nuts for a wide range of fastening needs. Whether you are assembling equipment, performing maintenance, or replacing worn hardware, these nuts provide a dependable solution for applications that require added security and peace of mind.

When You Need Lock Nuts

U.S. lock nuts are a smart choice when you need a fastener that will stay in place under stress or vibration. They are commonly used in applications where a standard nut may loosen over time. You may need U.S. lock nuts when:

  • Working on automotive or transportation equipment
  • Assembling machinery or moving components
  • Completing construction or structural projects subject to vibration
  • Replacing standard nuts with a more secure fastening option

Browse Our Selection of U.S. Lock Nuts Today

ROGO Fastener offers a quality selection of U.S. lock nuts for automotive, industrial, and construction applications. If you have questions or need assistance, call us at (845) 692-7646 or submit our online contact form.