O-ring, Service block, Special – Viton, Part# 486114368 – vacstellar

This special O-ring has a very important job. It is used in the service block of your Busch vacuum pump. The service block is a key connection point for maintenance.

When you need to check or service your pump, this O-ring ensures a tight seal. It prevents air leaks at the service port. This keeps your vacuum system working correctly.

It is made from high-quality Viton material. Viton is tough. It can handle oil and high temperatures inside the pump. This makes the O-ring last a long time.

Using this Busch part is the best choice. It is made to the exact size and shape needed for a perfect fit. This avoids leaks and potential damage.

Keep your maintenance kit complete. This O-ring is a small part that makes a big difference.