Busch Dowty Seal, Viton – vacstellar

It is a clever two-part seal. A flexible Viton rubber ring is permanently bonded inside a strong metal washer. When you tighten the bolt, the metal washer stops you from over-tightening. At the same time, the rubber ring compresses perfectly. This creates a super tight, leak-proof seal around both the bolt and the joint. The Viton rubber is the key. It is tough. It can handle high pressure, temperature changes, and exposure to oils and fuels. This makes the seal incredibly reliable. Because it’s all one piece, installation is simple. There’s no need to fiddle with separate washers and O-rings. Just place it over the bolt and tighten. It saves time and ensures a perfect seal every time. This Busch part is made to the highest standards. You can trust it for critical applications in vacuum pumps, hydraulic systems, and other machinery.