The SANITRX HPX® II Rupture Disc is a semicircular scored reverse acting rupture disc designed sepcifically for applications in the pharmaceutical, food & beverage and biotech industries that require pressures above SANITRX HPX®. Available in sizes 1 1/2" to 4", this rupture disc is available to fit between standard sanitary ferrules. NA CONNECT® flanges or SANITRX® fittings. SANITRX HPX® II rupture discs are shipped in sanitary, environmentally friendly, non-toxic packaging.