Hello Ebay! Welcome to LoCo Science.

  • This listing is for 1 Viton/PTFE Envelope RubberFab 4" Tri Clamp Gasket. 
  • Quantity discounts available!
  • This RubberFab PTFE Viton Envelope Gasket offers a hassle-free seal when connecting components of your vacuum system. Made from polytetrafluoroethylene and fluoroelastomer, the envelope gasket offers resistance to high temperatures and pressure and is a versatile material that will stand up to frequent use. Place the RubberFat PTFE Viton Envelope Gasket between fitting for a secure and tight seal. This gasket is commonly used in the assembly of frontline vacuum plumbing and process systems.
  • The item is brand new, unused, and made of Viton and PTFE.
  • We have a complete line of tri clamp parts and accessories for sale.  Please check out our Ebay Store to see all our listings!
  • Shipping is via either USPS 1st Class or USPS Priority depending on order weight.  Orders placed before 3PM PST will usually ship same day.  All other orders will ship the following business day.
  • 100% Satisfaction guaranteed!  If there are any problems with your order please contact us first...We can work it out!
  • Lost Coast Science is a brick and mortar store located in Humboldt County.  Feel free to contact us at any time to ask questions, get advice, or just to say hello.  :)