2″ Extruder Rupture Disk (Burst Plug)



Extruder Rupture Disk Burst Pressure Model Numbers *

For burst pressures not listed consult High Tech 800-852-8324
Model RD2
½ X 20 UNF 2A – Standard Mounting Thread


2″ Extruder Rupture Disk (Burst Plug)

2″ Extruder Rupture Disk (Burst Plug), 1/2 x 20 UNF Standard Mounting Thread

RD2 Rupture Disk (Burst Plug) Data Sheet (PDF)


The RD2 Extruder Rupture Disk is designed for emergency relief of excess pressure in plastics processing machinery. It is designed to instantaneously rupture at a predetermined pressure.

The RD2 Rupture Disk has an overall length of 1.82″, slotted screw driver head and a 1/2-20 UNF thread. The RD2 is available in a wide variety of burst pressures and is typically a stock item.


  • Burst pressures from 1,500 to 15,000 psi
  • All stainless steel body and disk
  • Standard 1/2-20 UNF mounting thread


  • Low installation cost
  • Maintenance free
  • Intrinsically safe

Additional information

Weight 1 lbs
Dimensions 4 × 3 × 1 in

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