*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker RV-646-01 - UHP PTFE Fluoropolymer Relief Valve (1/4 inch) – RV Series

The RV Series is a PTFE relief valve that’s ideally suited for ultra-high purity semiconductor, DI water, and aggressive chemical applications. The valve is highly compact and can be adjusted in the field to provide safe and reliable pressure relief.

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Brand Parker

Part No. RV-646-01

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Products specifications

Attribute name	Attribute value
Wetted Material	PFA, Modified PTFE	Division	Veriflo Division
Maximum Ambient Temperature	150 °F	Pressure Rating	15 psig (1.03 bar) - 120 psig (8.3 bar)
Minimum Fluid Temperature	0 °F	Non-Wetted Material	PVDF, SS, Brass, ABS, HDPE
Maximum Fluid Temperature	266 °F	Port 2 Size	3/8" Parflare inch
Flow Rate	Cv .70 Cv	Flow Coefficient	Kv 10.2 L/min
Minimum Ambient Temperature	-17 °C	Flow Control	ON/OFF
Nut Material	PVDF	Port Connection 1 (inch)	3/8" Parflare
Pressure Relief Setting (psig)	15 to 60 psig

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