Parker HPRV-S-4F-KZ-K1 - Needle Valve, Proportional Relief Valve 6,000 PSI - H Series

Parker's H Series Pressure Relief Valve provides an automatic protection mechanism for process instrumentation systems.
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Brand Parker
Part No. HPRV-S-4F-KZ-K1
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Products specifications
Attribute nameAttribute value
Maximum Operating Pressure350Connection 1 SizeNPT F
Flow Coefficient0.41Specifications MetPED
Connection Size1/4"Packing MaterialHighly Fluorinated Fluorocarbon Rubber
DivisionInstrumentation Products DivisionCracking Pressure150 - 375
Back-Up Washer MaterialPTFEConnection 2 Size1/4"
Materials of Construction316 Stainless SteelMaximum Operating Temperature93
Minimum Operating Temperature-29Connection Size1/4"
Connection 1 StyleNPT FCracking Pressure (psi)150 - 375
Connection 2 StyleNPT FPacking MaterialHighly Fluorinated Fluorocarbon Rubber
Connection Size 21/4"
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