Click here to submit a custom washer request. We can fabricate nearly all washer dimensions.

Delrin® Homopolymer resins are made by DuPont™. These resins provide unique performance characteristics over many ordinary plastics yielding excellent strength, stiffness and impact resistance. Delrin® Flat Washers or Delrin® Spacers has equally good dimensional stability, toughness, chemical resistance, low wear and low friction resistance as well.

All Washer Dimensions available in English and/or Metric Units. 

  • Wider dimensional parameters are a New Process specialty. Delrin® Flat Washers or Delrin® Spacers can be created in materials from .010” to .187” thick, in sizes as small as .093” and as large as 12” 
  • Delrin® performance characteristics are:
    • Toughness at low temperatures (down to –40°C)
    • High mechanical strength and rigidity
    • Fatigue endurance unmatched by other plastics
    • High resistance to repeated impacts
    • Excellent resistance to moisture, petrol, solvents etc.
    • Excellent dimensional stability
    • Natural lubricity Resilience
    • Good electrical insulating characteristics
    • Wide temperature range (in air –50 to +90°C with intermittent use up to 160°C

Email us your part drawing(s) by clicking the "REQUEST INFORMATION" tab above and complete our on-line form and we will provide you with a detailed quotation.

Unit of Measure



N/A Delrin

Outer Diameter

N/A 0.687 Inch

Outer Diameter Tolerance

N/A ± 0.010 Inch

Inner Diameter

N/A 0.26 Inch

Inner Diameter Tolerance

N/A ± 0.010 Inch


N/A 0.080 Inch

Thickness Tolerance

N/A ± 0.010 Inch


N/A Natural