O-ring, 45 x 3 mm – Viton, Part# PL23970304 – vacstellar

This O-ring is a small part that does a very big job. It creates a tight, leak-proof barrier in your vacuum equipment. A good seal is what keeps the air out and maintains the strong vacuum your work depends on. 

This one O-ring works with many pumps. It’s designed as a cross-compatible part for popular models from Anest-Iwata, Edwards, Leybold, Ulvac, Varian, and others. Whether you’re maintaining a Trivac, Scroll, Piston, or another pump type, this is a handy part to have in your maintenance kit.

Choosing the official Part# PL23970304 means you get a precise fit. With an inner diameter of 45 mm and a cross-section of 3 mm, it will seat perfectly in the groove it’s designed for, ensuring your system stays sealed and efficient.