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Lock Nuts
Bearing locknuts, sometimes called shaft locknuts or bearing retaining nuts, are utilized to secure bearings onto a shaft and is designed to prevent the loosening of components due to vibration and rotation. Bearing locknuts possess a different appearance from traditional hex lock nuts. Bearing locknuts are typically rounded on the outside with keyed slots. This design requires a special tool called a spanner wrench or socket to be removed or installed. Bearing locknuts are used in a wide variety of applications including the automotive and agriculture industries. • Available in stainless steel, alloy steel, and low carbon steel • Offered in Metric and Inch sizes • Commonly used in conjunction with lock washers and machine keys
Lock Nuts

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  • 303 Stainless Steel
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  • .750" (3/4)
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  • 3.875" (3-7/8)
  • 4.156"
  • 4.406" (4-13/32)
  • 4.656" (4-21/32)
  • 4.688" (4-11/16)
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  • 9.844" (9-27/32)
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