Standard Locknut Miether


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TW116 TW Series

TW116 - TW Series, Lockwashers, Products

TW116

This is series of lockwashers are coupled with NHE series heavy duty locknuts.  Lockwashwers 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.
  • Size range that accommodates most rigorous applications.
  • Simple installation and removal.
  • Standard Locknut sets the industry locknut standard


  • TW 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 NHE 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 3.177 INCH Bore
E 3.844 INCH Face Diameter
B 4.391 INCH Dia. over Tangs
S 0.353 INCH Key Width
X 3.012 INCH Inside Dia.
NOTAN 19 INCH No. of Tangs
T 0.328 INCH Tang Width
Q 0.085 INCH Material Thickness
Weight LB/100