QR4000 High Purity High Pressure Non-Tied Diaphragm Regulator

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Parker Veriflo QR4000 High Purity High Pressure Non-Tied Diaphragm Regulator, 3 ports, 316L SS body, 4000 psig max. inlet press., 100 psig max. outlet press., non-tied Hastelloy C-22 diaphragm, no outlet gauge, no inlet gauge, PCTFE seat, 3P port config: 1/4" face seal female (swivel) x 1/4" face seal male (swivel) x 1/4" face seal female (swivel)
  • Product Description
  • Dimension Drawing
The Parker Veriflo QR4000 Series high purity high pressure, non-tied diaphragm regulator utilizes a metal-to-metal diaphragm seal which provides enhanced leak integrity. The QR4000 features a unique patented compression member that loads the seal to the body without requiring a threaded nozzle or additional seals to atmosphere. This regulator has an internally threadless nozzle assembly.

  • High purity 316L SS or Hastelloy C-22 body
  • Choice of seat materials for media and temperature compatibility
  • Internally threadless nozzle assembly
  • Minimal particle generation and entrapment