Description Patented design allows liquids or vapors to contact glass and PTFE only. The threaded glass housing has an inner joint. A PTFE sleeve with O-ring is bored to accommodate a 10mm O.D. polished stirrer shaft. The PTFE sleeve holds a PTFE gland with O-ring, and has a threaded plastic cap to enclose the whole assembly effecting a tight seal for vacuum or pressure applications. Without stirrer rod or blades. Application Notes LG-9455
