With two 9mm O.D. sidearms sealed to the barrel at a 90°angle to oneanother, The non-rotating PTEE shaft has three O-rings, the tip O-ring making the primary seal on the precision formed tapered seat. For replacement Viton® O-ring Kit, see R110112.0-12mm high vacuum valve(T-Type)
Accessories:
S540012 0-12mm high vacuum plug and control knob Viton® O-ring at tip 42.05