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  • Brand: Cat
    Flat Washer
    Availability
    Brand
    Cat
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  • Brand: Cat
    LOCK WASHER INTERNAL TOOTH
    Availability
    Brand
    Cat
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  • Brand: Cat
    Flat Washer
    Availability
    Brand
    Cat
    • Inside Diameter (mm)
      21
    • Thickness (mm)
      3.5
    • Outside Diameter (mm)
      36.5
    • Coating
      Phosphate & Oil
    • Material Description
      Steel- Hardened (1000 Mpa MIN yield strength)
    • Inside Diameter (mm)
      21
    • Thickness (mm)
      3.5
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  • Brand: Cat
    Flat Washer
    Availability
    Brand
    Cat
    • Inside Diameter (mm)
      19.05
    • Thickness (mm)
      0.762
    • Outside Diameter (mm)
      31.75
    • Material Description
      manufacturer's standard steel
    • Inside Diameter (mm)
      19.05
    • Thickness (mm)
      0.762
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  • Brand: Cat
    Availability
    Brand
    Cat
    • Fits Bolt Sizes (in)
      5/16
    • Fits Bolt Sizes (mm)
      M8
    • Washer Type
      Nord Lock Washers
    • Thickness - 3 (mm)
      2.5
    • Outside Diameter (OD) - 2 (mm)
      14
    • Thickness - 3 (in)
      0.3
    • Fits Bolt Sizes (in)
      5/16
    • Fits Bolt Sizes (mm)
      M8
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  • Brand: Cat
    Availability
    Brand
    Cat
    • Fits Bolt Sizes (in)
      1/2
    • Fits Bolt Sizes (mm)
      M12
    • Washer Type
      Nord Lock Washers
    • Outside Diameter (OD) - 2 (mm)
      20
    • Inside Diameter (ID) - 1 (mm)
      14
    • Finish
      Zinc Flake
    • Fits Bolt Sizes (in)
      1/2
    • Fits Bolt Sizes (mm)
      M12
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  • Brand: Cat
    Availability
    Brand
    Cat
    • Fits Bolt Sizes (in)
      5/8
    • Fits Bolt Sizes (mm)
      M16
    • Washer Type
      Nord Lock Washers
    • Outside Diameter (OD) - 2 (mm)
      25
    • Thickness - 3 (in)
      0.3
    • Thickness - 3 (mm)
      3.4
    • Fits Bolt Sizes (in)
      5/8
    • Fits Bolt Sizes (mm)
      M16
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  • Brand: Cat
    Availability
    Brand
    Cat
    • Fits Bolt Sizes (in)
      15/16
    • Fits Bolt Sizes (mm)
      M24
    • Washer Type
      Nord Lock Washers
    • Thickness - 3 (in)
      0.3
    • Thickness - 3 (mm)
      3.4
    • Finish
      Zinc Flake
    • Fits Bolt Sizes (in)
      15/16
    • Fits Bolt Sizes (mm)
      M24
    Compare
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Hardware Washers and Washer Sets

Cat® Washers and accordant hardened Bolts and Nuts form a matched system that always delivers reliable fasteners.

Types of Washers:

  • Inch / Metric
  • Lock Washers Non-Hardened
  • Screws Zinc Plating
  • Pan Head / Machine
  • Round Head / Machine
  • Coarse Thread (Flat Head Machine Screws, Cup Point, Square Head, Taper Lock Studs)