Rubber Type Constant Flow ValvesRSP series

  • A lightweight and compact washer-type valve.

Fluid Water
Temperature MAX 35C
PressureDifference   0.05-0.7MPa (Control Pressure Difference)
Size 10-15A
Flow rate Accuracy ±20%
Option Body Materials:SUS304


Valve Specification

Model Connection Control Pressure Difference[MPa] Flow[L/min] MAX Pressure[MPa] Weight [kg]
Size Type
RSP-12 3/8 Rc 0.05-0.7

0.6 0.8 1.2 1.5 1.8 2.2 2.5 2.6
3.0 3.5 4.0 5.0 5.5 8.5 9.0

0.7 0.15
RSP-15 1/2 0.2

Main Parts List

No Name of Parts Materials
1 Body C3604
2 Flow Washer NBR or NR
3 Stop Ring SUS304


Model Size Dimension [mm]
RSP-12 3/8 50 26.6
RSP-15 1/2 55 30

Other Specifications・Options

Option Body Materials SUS304

*Precaution Statement
1. Set same size of straight run of pipe with constant flow valve in back and forth of it. 
    Primary side →over Size ×5 mm     Secondary side → over Size × 10 mm
2.Vibration and noise may occur by usage situation, piping configuration and pump characteristics.

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