Darcoid Nor-Cal Seal

Darcoid Nor-Cal Seal has partnered with the best vendors in the industry. We are the longest running Parker Seal Distributor, 60 years and counting. 



  • Parker Exclusive Elastomeric Compounds
  • Custom Engineered Seal Designs and Systems Designs
  • World Class Quality Systems
  • Advanced Bonding Technology
  • Cleanroom Manufacturing
  • engineered elastomeric O-ring seals – including high-performance materials
  • engineered elastomeric, polymeric, and plastic seals and sealing systems for dynamic applications.
  • engineered seals and sealing systems consisting of metal-retained elastomeric combinations for static face seal applications and metal seals for extreme sealing environments

Paroflour™, Paroflour ULTRA™, HiFlour®, Clipper®

We are authorized distributors for the following Parker Hannifin Divisions:

  • O-Ring (ORD), Now inlucdes TechSeal Division (TSD)
  • Engineered Polymer Systems (EPS)
  • Composite Sealing Systems (CSS)
  • Engineered Seals Division (ESD)

Crest Technology

Crest Technology Inc. has partnered with the best in the semiconductor industry. Our trusted suppliers and partners are at the forefront of compound development and industry technology. We make sure that our vendors are up to your clean room standards. From O-rings and seals to machined metal, materials ranging from  best in class FKM to blue fluorosilicone, Crest makes sure that your needs are covered.


We are proud to announce our partnership with Precision Polymer Engineering. CrestTec is PPE's first liscensed distributor in the United States.  

"PPE develops novel elastomer materials to meet the most demanding sealing applications including extreme temperatures and chemically aggressive environments."

PPE is a subsidiary of IDEX Corporation


  • Extrusion, tool making
  • High performance compression molding
  • Clean room manufacturing
  • Material characterization center


Perlast®, Kimura®, EnDura®