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Custom Round Copper Washers

Precision Round Copper Sealing and Crush Washers Manufactured by Brewster

The industrial sector uses copper where there is a need for ductility (plumbing or roofing) or electrical conductivity (electromagnets, electrical motors, or wave guides). 


Copper washers are also used as crush washers to provide seals, primarily in the automotive industry. 

"Your Blueprint is Our Catalog"

  • AS9100:2016/ISO9001:2015 Certified

  • DTCC Registration # is M28972

  • US/Canada Defense Logistics Joint Registration #DD2345

  • DFARS 252.225-7009 Compliant Metals

  • Cage Code: 08555

  • Have good sealing capability

  • Are non-magnetic

  • Are good electrical conductors

  • Are good heat conductors

  • May be anodized to increase corrosion resistance

  • Are available in a wide variety of colors for instant and accurate thickness identification.

 Copper Washers:

Brewster stocks pure copper also known as Electrolytic Tough Pitch (ETP) in 101 & 110 sheets.

The following are the types of Copper, tensile, yield and Rockwell Hardness we have readily available:



Always committed to producing the best products,

Brewster Washers continues to offer precision parts

proudly made by the American Workforce

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