Standard Locknut Miether


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WTH-07 WTH Series

WTH-07 - WTH Series, Lockwashers, Products

WTH-07

WTH07 Standard Locknut Part Number

This series of lockwashers is coupled with NTH series locknuts.  Lockwashers engage a keyway in a shaft or adapter sleeve slot, then locks the accompanying locknut in position by bending one of the washer tabs into the nut’s outside diameter slots. 

Features and benefits

  • Fast and simple to use mating component to a locknut.
  • Lockwasher size range commonly used with series 231 and 232 spherical roller bearings.
  • Positive lock system for the most rigorous applications.
  • Standard Locknut sets the industry locknut standard


  • WTH lockwashers have a 45 degree tang angle for easier locking.
  • Can be mounted directly to the shaft or on an adapter sleeve.
  • A new lockwasher should be used each time the corresponding NTH locknut and assembly is reinstalled.
  • Unless otherwise specified, manufactured from AISI grade 1020 series steel.
  • Most suitable for applications using cams, clutches, gears, pulleys, sprockets, and other general industry power transmission applications.
Dimensions
R 1.396 INCH Bore
E 1.656 INCH Face Diameter
B 2.078 INCH Dia. over Tangs
S 0.176 INCH Key Width
X 1.287 INCH Inside Dia.
NOTAN 15 INCH No. of Tangs
T 0.166 INCH Tang Width
Q 0.046 INCH Material Thickness
Weight 2 LB/100