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Parker PR05BB20ND - Reducing/Relieving Sandwich Valve, Pilot Operated – PR Series

Parker’s PR series pilot operated pressure reducing/relieving valves are used to regulate pressure in one area of a circuit at a set pressure below the normal system pressure.

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Brand Parker

Part No. PR05BB20ND

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Products specifications

Attribute name	Attribute value
Body Material	Ductile Iron	Maximum Operating Pressure	345 bar
Seal Material	Nitrile	Weight	6.2 lb
Division	Hydraulic Valve Systems Division	Media	Oil
Filter Efficiency Rating	ISO 4406 (1999); 18/16/13 (meet NAS 1638:7)	Product Style	Pilot Operated Pressure Reducing/Relieving
Mounting Type	Subplate	Minimum Operating Temperature	-4 °F
Actuation Type	Hydraulic Pressure	Maximum Flow Rate	20 Gal/min
Maximum Operating Temperature	+122 °F	Size	NFPA D05; CETOP 5; NG10
Pressure Range (psi)	150 to 4500	Port Connection	Pressure Reducing in B w/check valve
Valve Body Material	Ductile Iron	Seal Material	Nitrile

Product resources

Compliance, Certifications & Safety

Hydraulic Valve Division Safety Guide (PDF)

Literature and Reference Materials