Screw-Type Holder

The Screw Type Rupture Disk (bursting disc) Holders are reusable type holders.
Screw-Type Holder


  • Designed for use with PBST, FPB, DST or FD Series Rupture Disks
  • Available in Standard 30° angle or flat seat designs
  • Ideal for application pressures up to 15,000 psig
  • Standard materials of construction: 300 series stainless steel - other materials available
  • Standard inlet connections: 1/4" MNPT or 1/2" MNPT
  • Standard outlet connections: muffled, free (open to atmosphere) or threaded
  • Standard unit consists of 3 components: Inlet, Hold-down Ring and Outlet
  • The rupture disk mounts between the inlet and the hold-down ring. The outlet nut provides compression required to seal the disk
  • ASME UD marking is available upon request