The valve terminates in NW flanges and can be pipeline supported or panel mounted. I have 30 years in the vacuum industry, having held positions with Edwards High Vacuum, Applied Materials and Thermo Semicon and Scientific, well qualified to inspect and verify a wide range of vacuum and associated equipment. The item "Edwards SP25K Speedi valve Viton NW25 C33355000 REFURBISHED RV3 RV5 RV8 RV12" is in sale since Wednesday, April 21, 2021. This item is in the category "Business, Office & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Vacuum Pumps\Other Vacuum Pumps". The seller is "rgvsmokescreen" and is located in Crawley.This item can be shipped worldwide.