Keep your Eppendorf 5418 or 5418R centrifuge running properly with this replacement rotor seal ring. Part number FA-45-18-11 ensures a tight seal for safe operation. Made from durable rubber material to withstand regular use. Essential maintenance part for labs and research facilities. Easy to install - just replace the old worn seal. Helps maintain proper vacuum and prevent leaks. A small but crucial component for keeping your centrifuge in top working condition.