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Parker M8A-RL4A-EPRT-SS-KB - 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. M8A-RL4A-EPRT-SS-KB

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Products specifications

Attribute name	Attribute value
Actuation Type	Standard	Division	Instrumentation Products Division
Flow Coefficient	0.75 Cv	Maximum Operating Pressure	51 psi
Minimum Operating Temperature	-57 °C	Connection 2 Size	8 mm
Maximum Operating Temperature	135 °C	Packing Material	Ethylene Propylene Rubber
Materials of Construction	316 Stainless Steel	Back-Up Washer Material	PTFE
Cracking Pressure	25 - 50 psi	Connection Size	8 mm
Connection 1 Size	Two Ferrule Compression Fitting	Connection Size 2	8 mm
Connection Size	8 mm	Connection 1 Style	Two Ferrule Compression Fitting
Connection 2 Style	Two Ferrule Compression Fitting	Material	316 Stainless Steel
Packing Material	Ethylene Propylene Rubber	Actuation	Standard
Cracking Pressure (psi)	25 - 50

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