We need auto parts for the following : Type : Mechanical Seal Material : Viton or Teflon Size : OD 320 , ID 240 Thickness : near 75 mm or close to that as per your standard Medium : Water Our Shaft material to come in contact with the seal : SS304 Application : Rotational (1000 RPM) and linear movement Others : There should be no leakage and friction during rotation Qty : 4 nos Grateful if you could suggest the suitable model along with price & delivery. We will be glad to assist you with further information.