Standard Locknut Miether


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TER 859 TER

TER 859 - TER, Seals/Caps, Products

TER 859

TER859-MG Standard Locknut Part Number

Seals are critical for bearing longevity. Understanding requirements and meeting the demands of extreme environments start with taconite seals. The taconite seal combines three distinctive sealing elements to extend bearing life in applications that seal out dirty, dusty, abrasive, wet & contaminated surroundings.   

The Taconite Seal is our premium seal.

Features and benefits

  • Drop in replacement for light duty (LER) and heavy duty (ER) seals.
  • The taconite seal combines three distinctive sealing elements.
  • Inboard felt seal.
  • Outboard oil seal.
  • Grease cavity to purge out contaminates.
  • Housing groove O-ring with easy to install carrier.
  • Standard Locknut, setting the industry standard.
  • Excellence Made Standard.
  • Proudly made in the USA for over 70 years.

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  • Outboard contact seals on shaft.
  • Purgeable grease cavity to flush out contaminants.
  • Inboard felt seal.
  • Can be used with pressurized oil systems.
  • Sizes 2-1/2” to 18-1/2” standard.
  • Custom designs and sizes available.
  • Dimensioned  as a drop in replacement for LER style rings.