La description

Our needle valve combine compact construction, dependability and leak-free performance at high and low pressure. They are available with metal-to-metal or replace-able Nylon *6 seat. Materials include carbon steel, stainless steel or duplex stainless steel etc. General Design Features O-ring Style With Viton Oring stem seal 1/4”*1” NPT Soft Seat pressure up to ***0 psi at **0 F Metal seat pressure up to ****0psi at **0 F Packed Stem Style 1/4”*1” NPT Hard seat & soft seat PTFE & RTFE & Graphoil available for packing PTFE for ****0PSI at **0 F Graphoil for high temperature use up to ***0 F