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I believe they are 3500 psi disks.gathan:I recently purchased 2 x 300 Bar Halcyon manifolds to double up my PST E-8 130s and wondered what the fitted burst disks are rated to. Does anyone know?
The domestic version of the Halcyon manifold fits tanks with 3/4-14 thread and includes 3300psi pressure relief disks (PRD) required for use within the United States
gathan:In this case this would mean that they aren't doing what they're supposed to do everytime I fill my PST 130s to their working pressure of 3440psi.