Locknuts Made Right and Made-in-America

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Full Product Line

Since 1982, we have set the standard for domestic locknut selection and quality. We manufacture and stock more than 20 different locknuts in order to meet a wide range of applications. To ensure the highest quality standards and a ready supply of locknuts, all manufacturing processes, locking, and testing is completed at our facility in Mansfield, TX.

Within our inventory, you will find the ANCO® PN-LOC® and the following Prevailing-Torque Locknuts:

DURA-FLEX
C-LOCK
HEX-LOC
TRI-LOC
DOME-LOC
360-LOC
O-LOC
COLUMBIAN
PEL-LOC
FLANGE TRI-LOC
N-LOC
Our Free-Spinning Locknut line includes:

DBL-LOC
DRAKE MAR-LOC
SPN-LOC
JAM NUTS

In addition to our line of Prevailing-Torque and Free-Spinning locknuts, we can also meet your needs for custom or specialty fasteners and hardware.

Anco Pn-Loc

The Original Structural Locknut

The ANCO® Pn-Loc is manufactured ONLY by
Lok-Mor, Inc., Mansfield, TX
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Custom Works

Quick Delivery – High Quality

We can manufacture your special machined parts to print or per sample…
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A2LA Accredited

A2LA Accredited Laboratory

We take great pride in the quality of our products and meeting our customer’s needs.
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Lok-Mor, Inc.

Our Products