For sale is a complete CTI Cryogenics purge port valve assembly. This assembly will fit any standard CTI CT-8 cryopump that uses the standard CTI cryo pump o-ring sealed mounting flange. It can be used on UHV cryo pumps that have the o-ring style purge port mounting flange. It will not work on full UHV cryo pumps that have the 1.33 CF type purge port mount. Assembly has a pneumatic valve with a kf 25 pump port. Valve solenoid is not included. The pneumatic valve has a 1/8" close nipple for solenoid attachment. The valve was tested and opens under pressure and seals. A Nupro 1 psi relief valve is attached to one of three 1/4" VCO ports. The two spare VCO ports include the o-ring. We warrant the assembly to seal vacuum tight. The assembly has no purge gas shutoff valve only a rough port valve.

1) We ship only within the continental United States.

2) Small items ship within 2 to 4 days of receipt of payment. Large items requiring motor freight may take 5 to 7 days to ship. We do not ship to freight forwarders. We do not authorize custom routed transactions.

3) We ship Fedex Only. USPS will not pickup at our new warehouse location.

4) All equipment is sold AS-IS. The equipment we have for sale is excess to our needs. Most items were purchased at inventory reduction, government surplus, or semi-conductor equipment sales. We do not know the history of any used or pre-owned items.

5) Please read the item description completely before purchasing. We make every attempt to describe the current condition of each item we sell. What is shown in the photos is what you will receive.

6) All returns must include all originally shipped undamaged items in resalable condition. This includes all original packaging, labels, instructions, and subparts. Buyer is responsible for return shipping costs. Return shipping must include tracking information. Ebay item number must be included with each return.