CF 4.50, 2.5 in. ID Gate and Bonnet Kit, Viton, for HVA, Manual and Pneumatic Gate Valves.
HVA Part Number: KSB25M.
This is an 11000 series HVA gate valve repair kit with copper bonnet and Viton o-ring seal. Rated for UHV. This kit fits both the manual and pneumatic HVA 4.50 inch CF Conflat gate valves, models 11120-0250 and 11222-0250R.
Please download the installation instructions.