Mission Statement

McMasters Koss Employees puts the right products in the right hands, at the right time and right price so our customer’s remain competitive and we remain profitable.

Our Employees continually improve what’s “right” to increase customer satisfaction and maintain regulatory compliance.

Let us know what we can do to provide a superior solution to your group whether it involves a superior product, easier assembly, guaranteed consistent supply or budgetary considerations.

Please click here to reach our to our Sales Engineering Team

End of 2020 Calendar
  • McMasters Koss Inventory for JIT Delivery
  • Shipping Department
  • Pallet ready to ship
  • Durometer Tester
  • O-Ring Micro Vu Measurement
  • ASTM Standards for O-Rings
  • McMasters Koss Global Shipping
  • McMasters Koss Headquarters Complex
  • Oil Seal Environmental Test Machine
  • Quad Rings
  • Fluorocarbon O-Rings and Seals
  • Custom Molded Rubber Seals
  • O-Rings
  • McMasters Koss PPAP with APQP Manuals
  • White Rubber Balls
  • Molded Rubber Seals
  • Oil Seals
  • Custom Molded Seals
  • Extruded Rubber O-Rings