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Parker M8Z-RH4A-EPRT-SS-K5 - 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-K5

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Products specifications

Attribute name	Attribute value
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
Maximum Operating Pressure	3000	Cracking Pressure	2250 - 3000
Connection 2 Size	8 mm	Maximum Operating Temperature	135
Packing Material	Ethylene Propylene Rubber	Minimum Operating Temperature	-57
Flow Coefficient	0.41	Cracking Pressure (psi)	2250 - 3000
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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