Filter

Washers

Remanufactured
Non-Returnable
Kit
Replaced
12
24
48
96
Name
Relevance

Sort

Name
Relevance
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (in)
      7/16, 0
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      Inch, 0
    • Hardened
      0, Yes
    • Inside Diameter (ID) - 1 (in)
      0.50, 0
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (in)
      7/16, 0
    Compare
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      1/2, 0
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      0, Inch
    • Hardened
      Yes, 0
    • Inside Diameter (ID) - 1 (in)
      0.53, 0
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      1/2, 0
    Compare
  • Inch/Metric
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 1/2
    • Unit of Measurement
      Inch/Metric, 0
    • Hardened
      0, Yes
    • Inside Diameter (ID) - 1 (mm)
      0, 13.5
    • Outside Diameter (OD) - 2 (mm)
      0, 20.5
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 1/2
    Compare
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (in)
      0, 7/16
    • Unit of Measurement
      Inch, 0
    • Hardened
      Yes, 0
    • Inside Diameter (ID) - 1 (in)
      0.47, 0
    • Outside Diameter (OD) - 2 (in)
      0.88, 0
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (in)
      0, 7/16
    Compare
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 1 1/4
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      0, Inch
    • Hardened
      Yes, 0
    • Inside Diameter (ID) - 1 (in)
      1.34, 0
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 1 1/4
    Compare
  • Metric
    Availability
    Brand
    Cat
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (mm)
      M10, 0
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      0, Metric
    • Hardened
      Yes, 0
    • Inside Diameter (ID) - 1 (mm)
      11, 0
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (mm)
      M10, 0
    Compare
  • Inch/Metric
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 7/8
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      0, Inch/Metric
    • Hardened
      0, Yes
    • Inside Diameter (ID) - 1 (mm)
      24, 0
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 7/8
    Compare
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      1 1/2, 0
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      Inch, 0
    • Hardened
      Yes, 0
    • Inside Diameter (ID) - 1 (in)
      0, 1.59
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      1 1/2, 0
    Compare
  • Metric
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (mm)
      M30, 0
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      Metric, 0
    • Hardened
      0, Yes
    • Inside Diameter (ID) - 1 (mm)
      33.00, 0
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (mm)
      M30, 0
    Compare
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (in)
      3/8, 0
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      Inch, 0
    • Hardened
      Yes, 0
    • Inside Diameter (ID) - 1 (in)
      0, 0.39
    • Washer Type
      0, Flat Washer
    • Fits Bolt Sizes (in)
      3/8, 0
    Compare
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      1/4, 0
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      Inch, 0
    • Hardened
      0, Yes
    • Inside Diameter (ID) - 1 (in)
      0, 0.28
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      1/4, 0
    Compare
  • Inch
    Availability
    Brand
    Cat
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 7/8
    • Engineering Design Control Code
      A538
    • Unit of Measurement
      0, Inch
    • Hardened
      Yes, 0
    • Inside Diameter (ID) - 1 (in)
      0, 0.94
    • Washer Type
      Flat Washer, 0
    • Fits Bolt Sizes (in)
      0, 7/8
    Compare
View local pricing and inventory as well as place orders online.
{imgAlt}

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)