O-Ring,FKM Part No.#486000633 – vacstellar

Description

A vacuum pump is only as good as its seals. A small O-ring plays a big role in keeping everything tight and leak-free.

This is the O-Ring, FKM – Part #486000633. It is a replacement part made for the Busch COBRA NC 0400 B dry screw vacuum pump. This O-ring is made from a material called FKM. You might also hear it called Viton®. This material is much tougher than ordinary rubber. It is specially chosen for demanding vacuum pump applications.