Silicone sealing ring for thread GL 18 PTFE sleeve 16x8 mm, 10 pc/PAK

DURAN® Silicone Sealing Ring, VMQ, GL18, with bonded PTFE face, fits tube ID 7.5 - 9.0 mm The silicone sealing ring matches the screw connection piece and has good sealing properties. Due to the PTFE layer on one side of the sealing ring, there is a certain inertness of the material. The included hole allows the insertion of glass rods, olives, hoses, etc. Features and Benefits: With bonded PTFE face Application: Sealing, Connecting glass tubes, Suitable for PBT screw cap with aperture.