Commercial Stock for Immediate Shipment

AS568 Size Chart Image

McMasters Koss stock most AS568 Size O-Rings in Nitrile (Buna-N), Silicone, EPDM (EPR) and Fluorocarbon (Viton) for immediate commercial shipment.

McMasters Koss maintains a significant inventory of metric O-Rings that are typically used in the industry.

Quad Ring Seals Close Up

McMasters Koss stocks many of the AS568 and metric Quad Rings for immediate shipment or quick shipment if needed.

U Cup Bottom Close Up

McMasters Koss stocks many of the AS568 and metric size U Cups for immediate shipment or quick shipment if needed.

ASTM Standards for O-Rings

Please reach out to our sales engineering team with your commercial O-Ring or seal requirement so we can quote quickest delivery for your team.

  • 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