Manufacturers of Specialty Fasteners and Seal Products for the Clean-Critical Environments of the 21st Century. UC Components, Inc., is a manufacturer of fastener and seal products for clean-critical environments of the 21st century, with a focus on plated, coated, polished, cleaned, and vented screws for High and Ultra High Vacuum equipment. The UC RediVac® product line of screws, washers, and nuts is engineered for faster pump-down and more complete evacuation of vacuum systems, as well as corrosion resistance and galling prevention. The RediVac® line of cleaned and vacuum-baked fluoroelastomer (FKM) O-rings is designed to deliver a ready-to-use seal to the point of use with a thorough surface cleaning and/or vacuum de-gassing for quicker pump-down and reduced contamination. Most UC Components products, and all vented screws are available in both Inch and Metric standards. RediVac® fastener and seal products are cleaned and packaged in a Class100/ISO Class 5 Cleanroom cleanroom environment, making them suitable for a variety of applications in addition to those in the vacuum industry. Reduce contamination, improve yields, and help boost the performance of your HV, UHV, EUV or clean-critical system with UC Components RediVac® vented screws and seals.