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Spring kits are needed for all standard RH Series Proportional Relief Valves. Spring kits are used to set the pressure for R-Series proportional relief valves. Select spring kits by valve size, RH3 or RH4, then set pressure range.
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RH-Relief-Valve-Maintenance-Instructions-1

Proportional Relief Valve Spring Kits
RH-Relief-Valve-Maintenance-Instructions-1

Proportional Relief Valve Spring Kits
RH-Relief-Valve-Maintenance-Instructions-1

Proportional Relief Valve Spring Kits
RH-Relief-Valve-Maintenance-Instructions-1

Proportional Relief Valve Spring Kits
RH-Relief-Valve-Maintenance-Instructions-1

Proportional Relief Valve Spring Kits
Part N/A R-SK
PartSize N/A RH3-SK
Group N/A Valve
Type N/A Relief
Category N/A Proportional
Set Pressure Range N/A 50 to 350 psig3.4 to 24.1 bar N/A 350 to 750 psig24.1 to 51.7 bar N/A 750 to 1500 psig51.7 to 103 bar N/A 1500 to 2250 psig103 to 155 bar N/A 2250 to 3000 psig155 to 206 bar
Spring Color N/A Blue N/A Yellow N/A Purple N/A Orange N/A Brown
Brand Series N/A RH Series
Product Descriptions N/A Spring Kits
Description Text N/A Proportional Relief Valve