I'm Thuy from New Life Health Products SJC in Vietnam. We are currently looking for Vacuum Valve KF16 together with spare parts as below:Clamp: Stainless steelCenter ring with Oring : Stainless steel for center ring, viton for oringBlank: Stainless steelPort adaptor: Stainless steelVacuum valve: Stainless steelPressure: 10-7 mbarPlease send us your Manual together with FOB quotation if available.Thanks and hear from you soon.Thuy (Ms.) Show More