Feedthrough Collars
304 Stainless Steel Vacuum Feedthrough Collars
Vacuum feedthrough collars are designed to expand the capabilities of bell jars and provide radially oriented access ports. Nor-Cal Products, Inc. dba Pfeiffer Vacuum Valves & Engineering carries an extensive line of feedthrough collars manufactured to ISO 9001:2015 certified standards. Our feedthrough collars are available with multiple port options in various sizes and can be combined with PV V&E Bell Jars and Baseplates. Standard feedthrough collars are constructed from 304 stainless steel for added corrosion resistance and feature a glass bead finish.Browse our complete product offering below to obtain a quote, or please contact us for your vacuum feedthrough collar needs.
Feedthrough Collars Features
- 304 stainless material
- Available in 12", 18" and 24" diameters
- Glass Bead or Electropolish Finish
- Includes one FKM O-ring
Vacuum Feedthrough Collars Features
We can manufacture custom feedthrough collars for low to high-volume orders and can fulfill Ultra-Clean (UCV) components. Standard feedthrough collar features include:- 304 Stainless Steel Material
- Available in 12", 18" and 24" Diameters
- Glass Bead or Electropolish Finish
- Multiple Port Options
- Includes One FKM O-ring
Feedthrough Collar Specifications
All bell jars are supplied with a single dovetail grooved base flange which can mate to a feedthrough collar or baseplate. Feedthrough collars are available with an outer diameter (OD) of 12", 18", or 20". Flange sizes are similar, with an OD of 14", 20", or 26". The vacuum range of most feedthrough collars is 1 · 10-8 mbar to 1 bar. The standard temperature range of feedthrough collars is -20 °C to 200 °C. Vacuum feedthrough collars can be installed and sealed with CF metal seal flanges or ISO KF flanges.
A 4" ID glass viewport as well as a lifting lug are included with every feedthrough collar purchased.