Item # Description Case Pack
  804040-10 Black Closure, PTFE/Red Rubber Septa, 0.040″ 1000 pieces View Product
  804060-10 Black Closure, PTFE/Silicone/PTFE Septa, 0.040″ 1000 pieces View Product
  804070-10 Black Closure, PTFE/Silicone/PTFE Septa, 0.040” w/Slit 1000 pieces View Product
  805050-10 Black Closure, Red PTFE/Silicone Septa, 0.050” 1000 pieces View Product
  806050-10 Black Closure, Red PTFE/Silicone Septa, 0.060″ 1000 pieces View Product
  806070-10 Black Closure, Red PTFE/Silicone Septa, 0.060″ with Slit 1000 pieces View Product
  806090-10 Black Closure, Black Viton® Septa, 0.060” 1000 pieces View Product

Choose the preassembled caps with septa bst suitable for your application.