Whittet-Higgins Company Datasheets for Precision Locknuts

Precision locknuts are used to secure bearings, gears, and other power transmission products to shafts and spindles.
Precision Locknuts: Learn more

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Product Name Notes
Designed by WHITTET-HIGGINS to provide the necessary holding power in a more limited space, these thin section locknuts are generally 50% to 75% the thickness of the N-AN series of...
Designed with a left hand thread to assure greater locking power the thread winds in the direction opposite that in which the shaft of most assemblies rotate - a right...
Most commonly used locknuts, made of low carbon steel, these locknuts are the least expensive but require a lockwasher and the cutting of a keyway in the shaft.
The SHOELOK hardened steel mechanical lock retaining nut adjusts, pre-loads, and secures bearings and other components to the shafts and spindles of power assemblies with consistent precision squareness, axial location,...
This series of 2 piece CLAMP NUTS has the threads specified as FINE under the Unified system. These CLAMP NUTS better serve where a closer ratio is desired between the...
This series of 2 piece CLAMP NUTS has threads specified as COARSE under the Unified system of threads designed unifying the original American National design and the United Kingdom Whitworth...
This series of locknuts with the National Fine Thread Series with 16 threads per inch made to Class 3B tolerances is designed to be used with bearings and other power...
This series of precision locknuts encompasses all the advantages of the NT series of smaller diameter, less thickness and lighter weight locknuts with benefits of greater precision to improve mating...
This series of precision locknuts has been established by Whittet-Higgins as a readily available product to meet the needs for exceptional precision which the N-AN locknuts to SAE, ABEC and...
This series was the continuance of the original SAE series developed at the turn of the century. In 1930, after years of use indicated the original thread design was not...
Tolerances are tighter because this nut is so often used with tapered roller bearings. The most important tolerance - total indicator reading - of runout of the bearing faces to...

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