9 mm Red PTFE/Silicone Seal ST (100/pk)

9 mm seal ST, red PTFE/white silicone. Seal is made from white silicone rubber faced with a layer of PTFE on one side, total thickness is 1.5 mm. Fits 10-425 thread caps.Packaged: 4 in. x 6 in. plastic bag: Weight: 16.6 g.