4" ID Gasket Seal Full Face N34 PN40 - GSFF40-4 Temperature/Pressure can't be used simultaneously and are dependant on thickness. inside Diameter: 4" MPN: GSFF40-4 Product Code: GSFF40-4 This is an online offer only for a Limited Time! Availability: In stock Only £19.73 incl VAT. Delivery available to UK/Europe |