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Parker M8A-RH4A-VT-SS-K1 - 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-RH4A-VT-SS-K1

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Products specifications

Attribute name	Attribute value
Flow Coefficient	0.41 Cv	Division	Instrumentation Products Division
Maximum Operating Temperature	204 °C	Actuation Type	Standard
Materials of Construction	316 Stainless Steel	Connection 2 Size	8 mm
Back-Up Washer Material	PTFE	Connection Size	8 mm
Packing Material	Fluorocarbon Rubber	Minimum Operating Temperature	-10 °F
Connection 1 Size	Two Ferrule Compression Fitting	Maximum Operating Pressure	350 psi
Cracking Pressure	50 - 350 psi	Connection Size 2	8 mm
Connection 1 Style	Two Ferrule Compression Fitting	Connection 2 Style	Two Ferrule Compression Fitting
Material	316 Stainless Steel	Connection Size	8 mm
Actuation	Standard	Cracking Pressure (psi)	50 - 350
Packing Material	Fluorocarbon Rubber

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