Parker M8A-RL4A-NET-SS-MN-KD - 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-NET-SS-MN-KD
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Products specifications
Attribute nameAttribute value
Minimum Operating Temperature-43Back-Up Washer MaterialPTFE
Materials of Construction316 Stainless SteelConnection 1 SizeTwo Ferrule Compression Fitting
Connection Size8 mmFlow Coefficient0.75
DivisionInstrumentation Products DivisionActuation TypeManual Overdrive
Maximum Operating Pressure150Packing MaterialNeoprene Rubber
Connection 2 Size8 mmMaximum Operating Temperature121
Cracking Pressure100 - 150Packing MaterialNeoprene Rubber
Connection 2 StyleTwo Ferrule Compression FittingMaterial316 Stainless Steel
ActuationManual OverdriveCracking Pressure (psi)100 - 150
Connection Size8 mmConnection Size 28 mm
Connection 1 StyleTwo Ferrule Compression Fitting
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