O-RING SEALS For complete technical information and comprehensive listing of styles and sizes, please consult ISP's Catalog #200 1O,OOO+ Metric 0-Ring Sizes & Types Unlimited Custom Capability, too! Nitrile Viton Neoprene EPDM Polyacrylate Fluorosilicone Teflon Kalrez Urethane ISP oflers the ...