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Parker M8Z-RH4A-EPRT-SS-K2 - Relief Valves, 6,000 PSI - R Series

Parker's R Series Relief Valves are designed such that when the upstream pressure exceeds the closing force exerted by the spring, the lower stem opens, permitting flow through the valve. Pressures range from 10 PSI (0.7 BAR) to 6,000 PSI (413.7 BAR).

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Brand Parker

Part No. M8Z-RH4A-EPRT-SS-K2

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Products specifications

Attribute name	Attribute value
Packing Material	Ethylene Propylene Rubber	Flow Coefficient	0.41
Minimum Operating Temperature	-57	Maximum Operating Temperature	135
Maximum Operating Pressure	750	Connection Size	8 mm
Connection 1 Size	Single Ferrule Compression Fitting	Actuation Type	Standard
Division	Instrumentation Products Division	Back-Up Washer Material	PTFE
Materials of Construction	316 Stainless Steel	Connection 2 Size	8 mm
Cracking Pressure	350 - 750	Cracking Pressure (psi)	350 - 750
Packing Material	Ethylene Propylene Rubber	Connection 1 Style	Single Ferrule Compression Fitting
Actuation	Standard	Connection 2 Style	Single Ferrule Compression Fitting
Material	316 Stainless Steel	Connection Size 2	8 mm
Connection Size	8 mm

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