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Parker PR08BB20ND - 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. PR08BB20ND

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Products specifications

Attribute name	Attribute value
Body Material	Ductile Iron	Maximum Flow Rate	80 Gal/min
Division	Hydraulic Valve Systems Division	Media	Oil
Filter Efficiency Rating	ISO 4406 (1999); 18/16/13 (meet NAS 1638:7)	Weight	24.7 lb
Product Style	Pilot Operated Pressure Reducing/Relieving	Minimum Operating Temperature	-4 °F
Mounting Type	Subplate	Maximum Operating Pressure	5000 psi
Actuation Type	Hydraulic Pressure	Seal Material	Nitrile
Maximum Operating Temperature	+122 °F	Pressure Range (psi)	150 to 4500
Port Connection	Pressure Reducing in B w/check valve	Seal Material	Nitrile
Valve Body Material	Ductile Iron	Size	NFPA D08; CETOP 8; NG25

Product resources

Compliance, Certifications & Safety

Hydraulic Valve Division Safety Guide (PDF)

Literature and Reference Materials