This specialist in leak control since 1977 welcomes your sealing questions & problematic applications, so call, fax or e-mail today! Offerings include back-up rings, lathe cut rings & molded o-rings in English, metric & non-standard sizes, mechanical seals, packing, gaskets, absorbents & much more! Cryogenic processing is used as an enhancement for many o-ring uses! Full design services too!