These valves use PTFE plugs for vacuum applications up to 5 x 10¯7 Torr. Designed with a precision external thread for fine control. Full open position is at 1 1/2 turns. The shaft is non-rotating and a seal is made with a Viton o-ring on a tapered seat. PTFE shaft can tolerate system temperatures of 230ºC.
Item # |
Product Name |
Stopcock Bore Size |
Approximate Stem Outer Diameter |
Upper O Ring |
Lower O Ring |
Pkg. Qty. |
List Price |
---|---|---|---|---|---|---|---|
7152-02 | N/A High Vacuum Valve, Straight, with Tip O-Ring and PTFE Plug | N/A 04 mm | N/A 9 mm | N/A 010 | N/A 5-105 | N/A 1 | $81.01 |
7152-04 | N/A High Vacuum Valve, Straight, with Tip O-Ring and PTFE Plug | N/A 8 mm | N/A 13 mm | N/A 110 | N/A 011 | N/A 1 | $139.19 |
7152-06 | N/A High Vacuum Valve, Straight, with Tip O-Ring and PTFE Plug | N/A 0-12 mm | N/A 16 mm | N/A 112 | N/A 110 | N/A 1 | $167.40 |