End Cap Weld Fittings

Pfeiffer manufactures and provides a full line of flanges, fittings and adapters for vacuum applications. We offer ISO-KF (NW), ISO-K, ISO-F, CF (Conflat), ASA, Wire Seal and EVAC Chain Clamp style flanges and fittings to fit almost every application.
Custom flanges are available upon request.

We specialize in manufacturing components from 304 or 316 stainless steel with several items available in aluminum as well. Centering rings, gaskets, clamps, bolts and other hardware components are available to complete your project. We maintain a large inventory for prompt deliveries and to meet those unexpected demands.

Weld Fittings and Additional Vacuum Components

In addition to our industry-leading End Cap Weld Fittings, Pfeiffer offers custom components to complete or extend your existing vacuum system. Popular vacuum components include but are not limited to:

• Vacuum Chambers
• Vacuum Flanges & Fittings
• Traps & Filters
• Viewports, Shutters & Doors
• Feedthroughs
• Isolation Valves & More

Partner with Pfeiffer for High-Quality Solutions

At Pfeiffer, we deliver premium vacuum components and solutions to customers across research, industrial, and OEM industries. When you partner with us, you gain access to our extensive inventory of high-quality vacuum components, as well as:

• Dedicated sales support—speak directly with a real person at 800-824-4166.
• Fast quote turnaround
• 60+ years of industry experience
• Competitive pricing and reliable service

Pfeiffer is your go-to source of vacuum and fab solutions. Contact us or request a quote to begin your order today.